Umbraco 8 rebuild cache. Web\Cache\DistributedCacheExtensions.
Umbraco 8 rebuild cache CreateRegistrationModel (). A complete settings However when load balancing, this means that Umbraco will ensure that each server hosting your web application executes the ICacheRefresher so that each server's cache stays in sync. Jul 3, 2025 · The full status message is: Database cache is NOT ok (rebuild?). How can I make Umbraco update its cache to reflect the changes I've made to a property editor in the content section? Mar 6, 2020 · Umbraco v8. Oct 9, 2024 · Is there any way to trigger the ImageSharp cache to rebuild in v10? I've tried the usual memory cache refresh, and am currently trying to build the cache manually in code. All these settings contain default values, so nothing needs to be explicitly configured. 16 and have realised if i have something in my class (i. Jan 29, 2020 · at Umbraco. After that i had to import media from a pictures folder using media service. (Says "optimized" false if not). To add insult to injury, v10 doesn't include ImageSharp specific config settings, so I can't even set the cache to 10 minutes and trigger a rebuild that way. I need to rebuild it May 8, 2024 · I wondered if anyone knows what might be causing the indexes to be dropped and/or if there's a way they can be automatically set to rebuild, periodically? The site is hosted on the client's own Windows VM — it's a decent spec AFAIK but it is used to host several sites. lock. Persistence. 1 Bug summary On a project I am importing some stores as Content nodes used on a Google Map. Mar 16, 2020 · I'll outline the scenario in cases it helps diagnose: 8. Jul 26, 2016 · This resulted in a lot of Umbraco cache issues and database conflicts (If you are reading this wanting to set up Umbraco in a load-balanced format, I suggest you read this tutorial)It took a while to fix the errors so I became a Umbraco cache clearing guru 🧘🧘🧘. 2. Net projects. Cache. Everything works fine. First lines of stack trace: Oct 2, 2017 · I've tried deleting the cache folder, changing the web. e. Then try and rebuild the indexes. RenderController. This works fine and I can create the new member. config. By the time we verified what was happening, someone else had upgraded Umbraco and the problem Try going to the Developer section -> "Examine Management" tab -> "InternalIndexer" & "ExternalIndexer", Click "Rebuild Index" for both After which I need to trigger an Examine Index rebuild which all appears to work. Any idea how to refresh the cache and published content in Umbraco 9. First clear the TEMP folder [solution\ App_Data\TEMP]. PublishedCache. Cms. Is this a problem? Or is this expected behavior? What can I do to check why this is happening? Are there any lists or something I can check against Mar 31, 2023 · I tried to rebuild the cache, however the same bug occurred, meaning somewhere in the process Umbraco is trying to convert an nvarchar field into binary incorrectly. Implement. In my case only the first 1000 of my 1600 media items were loaded into the cache. I can Rebuild the Database Cache, but when pressing "Reload" I get an timeout. PublishedContent. 2 fixes it. When i'm working on it locally and make some changes in the css/js files. Then i used the Umbraco services to move the node then moved it back to its original location, that fixed the path. NuCache. 90. NullReferenceException: Object reference not set to an instance of an object. Are you looking for the NuCache Settings? While most cache configurations are under the Umbraco:CMS:Cache settings node, a few remain under Umbraco:CMS:NuCache. Feb 12, 2024 · Description: I have an Umbraco web project with four projects in the solution, with dependencies on each other. We tried to recover the files (index files, plugin cache) from the previous deploy but this won't stop examine (umbraco?) from reindexing the complete site. Add a space someplace after a closing tag, that typically has worked for me in the past when cache has been an issue. 0. Furthermore on subpages the page Jun 6, 2023 · Try deleting the smidge files, then logging out and back into Umbraco. Jul 23, 2021 · Examine index rebuilds Hi our Umbraco Team How are Examine indexes rebuilt when app is up and running? I know i can manually go into back office and rebuild. An Umbraco 8 site I’ve seen doesn’t have this issue, but an Umbraco 13 site does. I removed the umbraco. My cache was broken Feb 4, 2020 · Hello, Umbraco 8. 1 on FrontPage node I have a slider (using Nested Content) which have the following properties: Image (Media Picker), Heading (textbox) and Text (textarea). For more details and further examples, see the CMS Cache Refresher Notifications documentation. json files and I have been able to make several succesful runs with the cache enabled. For details on using Render MVC Controllers, see the - An in memory XML document (identical to the umbraco. Nov 10, 2025 · The docs state The address used by the "Scheduling server" is called the "umbracoApplicationUrl". 1 - don't just write v8 8. 1 Bug summary SQL Timeout when rebuilding database cache. RefreshAllPublishedSnapshot(DistributedCache dc) in d:\a\1\s\src\Umbraco. The minor will be supported for 24 months, until February 2024. I've configured scheduling and master election, seems like it works when it comes to Published Cache for example. Learn more about this at the bottom of this article. site/ but then I’m confused as to how the backoffice communicates with the front end to rebuild cache. As you correctly say the data lives in a load of related tables, when you publish a node, Umbraco will try to update that single node in all the above. If you need to configure allowed image file types or auto fill image properties, you want to use content settings instead. Apr 2, 2019 · On a small project based on Umbraco version 8. Mar 31, 2020 · I've then ran the Database Cache rebuild and then the Memory Cache rebuild on the Published Status dashboard but cannot get it to generate a null reference exception. MediaStore contains 1 items and has 2 generations and 2 snapshots. The code to rebuild a specific index is shown below: Nov 13, 2023 · Since 12. Here is my usync8. Jan 9, 2020 · I solved it by checking out the UmbracoCms from GitHub, connected it to my DB and ran the cache rebuild to find what nodes that caused the failure. Mar 6, 2020 · But i can using the content service and then if i save it i can see the picture. It's stored in the Examine index. When i unpublish or unpublish a content, the ExternalIndex documents number Database cache is ok. Mar 29, 2025 · Which Umbraco version are you using? 15. 2 to 8. Anyone please help? The imaging settings section lets you configure the cache and resize settings for processed images on your project (using ImageSharp. Hi @rboogaerts, You will most likely have to republish the pages or the site. Using that the content can be retrieved in the local Umbraco instance and used as appropriate. 0-rc3 PR by Andy Butland created on Nov 19, 2025 • merged by Kenn Jacobsen Jul 30, 2024 · Disabling Nucache Local DB: This was an attempt to mitigate caching-related issues in Umbraco. Web as default implementation). The import is running through Hangfire and all works v Aug 24, 2023 · My current assumption is that this is a problem with some part of my local cache configuration - can I manually purge all the caches and force Umbraco to rebuild everything on start-up? Feb 27, 2025 · Explore the latest Umbraco updates! Discover new features and enhancements across our entire product portfolio in our latest blog post. Every few hours or so random pages will return a 404 page. When I tested this on a site with about 35000 nodes (content + Jul 9, 2021 · Umbraco version 8. 6. The same operation with Aug 20, 2021 · Which exact Umbraco version are you using? For example: 8. I've tried stopping/starting services and the server. However, this used to then refresh the custom index for properties on the old site, but doesn’t seem to now on the new version. The caching is super aggressive, but with those steps in seems Umbraco is forced to rebuild the FE custom files. May 18, 2021 · Which Umbraco version are you using? 8. To rebuild the XML cache from the cmsContentXML right click the top content node and republish. Go to the developer section and rebuild your internal and external indexes: Though, the Umbraco core is supposed to revert to a database query if it can't find the media in the Examine index, so not sure what the issue might be exactly. 3 I have a site where i had to manually import products from csv using content service. If you need to clear the cache, on a single instance - when something is published, then you can handled the Content Services Published Notificaition, and remove the cache item. NuCache rebuild via API Hi guys, I've just experienced a weird issue with the Umbraco v8 API. cs:line 882 Reference Cache & Distributed Cache Examples Working with caching Information on how to insert and delete from the runtime cache This article will show you how to insert and delete from the runtime cache. Controllers. 0-beta003 Bug summary Clicking the "Rebuild" button on the Caches block of the Settings / Published Status sectio Dec 11, 2020 · Hi, I created a custom examine index in order to use the custom fields of a document type and also to order by a custom date instead of the default updateDate. No matter what we tried we can not get them to build / rebuild. 5. In this tutorial, you will learn how to clear the cache. After the reindexing is done, the site is working fine. The NuCache settings allow you to configure different aspects of how cached content is stored and retrieved. However, if load-balancing of Umbraco is not properly configured, everything else--including cache refreshes, etc--is not going to work. You can configure how the page is cached through six very useful properties: Duration CacheProfileName Location NoStore VaryByQueryKeys VaryByHeader For contentService. 3+ recommended value is false) --> Jan 26, 2022 · at Umbraco. <GetPage>b__43_0(List`1 x) in D:\a\1\s\src\Umbraco. (It's a test database lucky). From what i saw, the ExternalIndex is getting refreshed but the Custom index not. config file and no matter how many times I ran umbraco/dialogs/republish. People have the same problem when Index is not optimized. 0, several sites hosted in Azure with a SQL Standalone S2 database fail to complete the Rebuild Database Cache operation. Thanks again for your help, yes I am using partial views in templates and the feature you mentioned would be good to rebuild manually after clearing the cache once a partial has changed. Now i am using CMSImport, to import content to my site. To fix this we followed these steps: hard delete local copy of umbraco folder rebuild update client depedency number rebuild reload and you should now be able to update Sep 18, 2019 · We have site running on v8. 1 and every now and then after a deploy (using azure devops) we get the following error: System. Use it when reloading is not enough, and you think that the database cache has not been properly generated - which would indicate some critical Umbraco issue. . 2 on our main Production site, which is running on a strong and expensive Amazon webserver. Web\Cache\DistributedCacheExtensions. 1 as a replace to U8 caching problems but this time we hitted by startup time! Learn how to build and customize the indexes that comes with your Umbraco website. Jun 23, 2020 · When creating new members using a custom method for member registration, the Database cache status is "Database cache is NOT ok (rebuild?)". config <!-- calls a rebuild cache when an import completes (for Umbraco 8. 9 KB Sep 5, 2024 · This can happen when you go from one environemnt to another and bring over the Umbraco Data Cache folders. The ResponseCache attribute will allow you to determine what gets cached and for how long. 19 hours ago · #20887 Migrations: Handles rich text blocks created with TinyMCE in convert local links migration and refreshes internal datatype cache following migration requiring cache rebuild (closes #20885) release/17. at Umbraco. Does anyone have any ideas as to why triggering the rebuild via a HangFire job would cause this to happen even when I'm "ensuring an Umbraco context?" Sep 13, 2021 · followed by a number of "Umbraco has no content" warnings The issue can be resolved by either performing a reload of the memory cache (which further suggests to me that the issue is with the local files rather than the database) or performing an App Service restart. This is for a setup that exclusively uses the Umbraco backoffice, and do not use custom code such as controllers. Web. 13. When you Feb 24, 2025 · How long will Umbraco 8 be supported? If you are working with Umbraco 8, you are free to continue using this major version until you choose to upgrade to or rebuild on a supported version. Although for example, if there is more that one node, of a specific doctype and using a given template, in my case "countries or locations", would it hit all or just one of the nodes? The reason I wanted to Apr 30, 2020 · We went Live with our first Umbraco 8 (with 2 languages) this week. Umbraco 8. From my understanding, the cache is local in Umbraco with a new publish and that is how it is updated. But after I have updated a nuget package, the cache fails to be recreated. Web\PublishedCache\NuCache\PublishedContent. Another option you could try is to "touch" the web. Every time you save or modify a page within Umbraco the search index is updated using Examine. library. Below are the details of the available settings and how they can be configured to optimize performance and compatibility with your project needs. aspx?xml=true the cache file would not rebuild or create a new file and even now it still won't. But I can't get my site up and running again. config). We were having an issue with some files that appeared almost exactly as you described, except we only had to reload the in-memory cache when the application pool recycled. The problem is, the published item is not visible in front end. GetProperty (String alias) in d:\a\1\s\src\Umbraco. 1 We moved to Umbraco 8. Examine is provider based so it is extensible and allows you to configure your own custom indexes if required. Except when the index rebuild starts this code is hit and the exceptions are thrown. NET Core? As far as my options, I think Dec 20, 2023 · Hi seanrock What I've been using is IDistributedCache, if it's used on a single instance, it falls back to an 'in memory' implementation - it forces all of your objects you put into memory to be serializable. I would suspect rebuilding all of NuCache plus rebuilding indexes might do the trick. This is what it says in the published status part of the settings, I can see my media nodes in the NuCache content table but when I run the site I get null reference exceptions. Oct 28, 2021 · This is because of the change to add tabs back in. Hence, the result you are seeing: the content is not published anymore in the database (or even, deleted), but still, the other server has it in its in-memory cache and umbraco. There is something Mar 28, 2025 · This is a screenshot of the "Settings" section in Umbraco, specifically the "Published Status" page, showing the status of the database cache and offering options to refresh, reload, rebuild, and collect cache-related data. MediaStore contains 15941 items and has 1 generation and 1 snapshot. Is there a method in the Umbraco. This document is published but its url cannot be routed 2. Umbraco 7. There is a simple workaround for now by disabling cache, but it took me almost five hours to figure out what was the Umbraco provides a further layer on top, UmbracoExamine. I'm now afraid this will happen on my live site aswell when reaching a higher amount of nodes. with . They are available in views exclusively. " I rebuild it every day manually so far. 11. May 9, 2025 · I have a big import task in Umbraco 13 that builds out property pages. Core. This is expected. (Captioned by AI)1710×850 94. Problem solved! (this error occurs once or twice a day) Apr 13, 2023 · Hi, Recently we upgraded from umbraco 7 to umbraco 8 and started using usync8 . However - some of my new content didn't show up when doing a site. 14. However, it then re-occurs in a few days. If i re-publish the page, the issue is fixed again until another few hours. Is there a way to turn off caching alltogether in the umbraco backoffice? In some cases we can solve this by rebuilding the indexes, Developer > Examine tab > Internal Indexer > Rebuild Indexes Developer > Examine tab > External Indexer > Rebuild Indexes Another way is by republishing the entire site. config file, installing a special chrome extension to do a hard reset, clearing the entire cache, closing and opening Visual Studio and nothing seems to make any difference. To fix this we followed these steps: hard delete local copy of umbraco folder rebuild update client depedency number rebuild reload and you should now be able to update Which Umbraco version are you using? v9. Means that when I reload Memory Cache in Master server, it updates the Front server as well. The controller can perform one or more actions. The first handles a content cache refresher, which takes a payload from where the content ID can be extracted. Nov 6, 2024 · I can run database cache I have tried restarting application pools, clearing out the nucache under umbraco/TEMP and others in there. I have tried emptying the recycle bin incase any page This is because of the change to add tabs back in. All four have packages. which suggests that all of the servers should have an umbracoApplicationUrl of https://backoffice. Or try to rebuild and then import, the problem should be the index. Repositories. 2 DB copied from Azure West to Central Pointed Central Azure App Service with Umbraco 8. Jun 4, 2021 · Which Umbraco version are you using? v9. config file. Specifics Aug 24, 2019 · It seems that after the document is updated a query is executed on the database that selects the updated node and all it's descendants, probably to rebuild the cache. Reload cache method Hi I need to reload the in-memory and local file cache programmatically. But the message under " Published Cache Status " makes me a bit nervous Every day it changes to " Database cache is NOT ok (rebuild?). If not then try deleting the mainDom file and everything in Nucache Apr 26, 2022 · We have uploaded new content to umbraco backoffice but it seems that old content is still published. RefreshContent ();" but I don't see this option in V8? The issue is that everytime I create a member (Code or UI) the database status goes from"Database cache is ok" to "Database cache is NOT ok (rebuild?)" and this will sometimes cause other problems in the system, I can solve this by hitting the [Rebuild] button Hi Guys, I'm trying to use Publish at functionality in Umbraco. If it's not working go with the bellow one, For this, you need access to the server. Information on the models builder settings section I have tried to rebuild the memory cache (from published status in settings section) but i get this error: System. When this happens, I try checking the page in Umbraco but the link for page says 'This document is published but its URL cannot be routed'. Can somebody please explain how I would programatically rebuild the cache through the API. I've imported some content via the API, discovered an error and wanted to delete all nodes of a specific type. RefreshContent(); It's an Umbraco 7. Hi Mila, thanks for your answering, I erally apprecite it. This opens up the Umbraco-specific APIs for indexing and searching content and media out of the box. Running on Azure, we followed the instructions and generally work pretty well; but we seem to have an issue where the Examine indexes sometimes are corrupted and need rebuilt (via the UI), and/or saved documents never make it to the cache, even after more than a day. DistributedCacheExtensions. It is showing This document is published but is not in the cache . Apr 7, 2025 · On a rebuild of the database cache Umbraco needs to read and re-write every single property value of every single published node from a highly normalised database. But it is failed to update the existing dictionary item . ContentStore contains 119632 items and has 4 generations and 2 snapshots. RebuildXmlStructures(new int[] { TYPE_1, TYPE_2 }); I've also tried the following line which falls over with an error: umbraco. 3 Bug summary After the introduction of HybridCache, the reload button in the Settings-section will also reload any distributed cache. 0 the media cache isn't populated correctly if the are more media items then documents. Disabling Custom Handlers: We temporarily disabled all custom handlers, such as ContentPublishingNotificationHandler in Umbraco. Defines operations for rebuild of the published content cache in the database. Ive run local tests and pinpointed the issue is re-inserting to the cmsContentN Aug 21, 2014 · For better performance Umbraco caches the content that is displayed on your website. Umbraco - Data - Temp _ examine indexes - Delete everything int here. Jul 17, 2019 · We also has this problem with same amount of data with Umbraco 8. On the production site there are issues with Panic warning when the scheduled jobs to rebuild cache occur and I am at a loss as to where to look to resolve the issue. Whenever a content type is modified, models are updated without restarting Umbraco (in the same way Jul 3, 2020 · Hi, We have a client running an Umbraco site using version 8. Usync 8 tracking the dictionary item and it is importing fine when new item added . 0-beta003 Bug summary Clicking the "Rebuild" button on the Caches block of the Settings / Published Status section seems to do nothing. After running for a year, we are no longer able to rebuild the database cache. This causes either downtime sometimes or old cms data to be used. By default, all front-end requests to an Umbraco site are auto-routed via the Index action of a core Controller: Umbraco. 1. When rebooting an Umbraco CMS website it is common to distinguish between hot and cold restarts depending on your setup. With InMemory models, models are generated and compiled on the fly, in memory, at runtime. DocumentRepository. Try to stop IIS and delete temp folder, then start again, import images and rebuild indexes with Examine > Index info & tools. These are calculators, and it doesn’t matter if the forms are resubmitted. Or editing the item using backoffice. RePublishAll(); contentService. It happens to all of the Sep 15, 2025 · I thought I’d post this here, I’m posting a form to a surface controller and want to prevent a resubmit warning (err_cache_miss) on back or forward button actions. an alias name or similar), i clean my project, rebuild and the old values still persist. I tried to rebuild the models before, but I got an error, but now I can't even login to the Umbraco Backoffice when using my database on azure. 2 Reproduction Bug summary In a load balanced environment, the indexes on the front end servers are not updated when I rebuild the index via the examine management section in the umbraco backoffice on the admin environment. Oct 13, 2021 · How to disable cache during development with Umbraco 8 I am developing a section in Umbraco 8. Everything is working fine and the page is published without any issues. Descendants<Product>() and hence couldn't be deleted. I literally have to go into the Umbraco backend and manually save this member before it is visible in the cache. May 23, 2022 · Access to Umbraco is blocked in Front servers. When you make a page request to the MVC application, a controller is responsible for returning the response to that request. Cache Reload and Rebuild 3. Rebuilding can be expensive. Cache that I can call to do that from my SurfaceController or view, just like hitting the reload button here in the backoffice? Reference Cache & Distributed Cache This section refers to how to implement caching features in the Umbraco application in a consistent way that will work in both single server environments and load balanced (multi-server) environments. So I add a new member with the following. 4 site. Umbraco version I am seeing this issue on Umbraco versio Aug 14, 2022 · Ultimate Umbraco 10 Performance And Caching GuideTo use this attribute, you may need to install the Microsoft. Can I trigger a re-index from a controller action, or do I have more work to do? Dec 28, 2021 · Hey all, I have some issues with Smidge on my Umbraco 9 solution. Mar 4, 2025 · But it seems that… something didn’t get rebuilt properly after your upgrade, be it the cache, or the indexes. Dec 8, 2024 · This button lets you rebuild the database cache, ie the content of the cmsContentNu table. Republishing a page with descendant doe snot update the cache!!! We are still getting old results. cs:line Corresponds to the InMemoryAuto setting value. Apr 13, 2022 · Failure to rebuild index Hi, We are having a serious Production problem with Umbraco’s Examine indexes (Internal + External) under Umbraco 8. Does anyone know when (or how) umbraco/examine/lucene decides that the indexes are out of date and all content should be reindexed? Saving media with MediaService does not update caches Hi! I'm experiencing some problems with media-cache not being updated after i programatically save (MediaService) a media-item. Common. Is this because 13 uses . I just would know if they update on new/update node or on a timing service ? Dibs Marc Goodson 2157 posts 14435 karma points MVP 10x c-trib Jul 25, 2021 @ 09:50 100 When does the umbraco cache rebuild after member creation? So I'm creating a new member programmatically using MembershipHelper. For several reasons the cache may not be updated accordingly and you may need/want to force Umbraco to rebuild the content cache. Any pointers on how to invalidate/refresh the media-cache? The item (More specifically, a folder) has its "new" name in the backend, but in the front-end, it does not. Information on working with stylesheets and JavaScript in Umbraco. The caching described in this section relates to application caching in the context of a web application only. cs:line 184 The NuCache settings allow you to configure different aspects of how cached content is stored and retrieved. Jul 4, 2017 · How To Rebuild The Examine Index In Code If you can't easily access your server, for example, if you're using Azure, then you might want to rebuild your index on application start, or, via a custom page within the Umbraco backend. Mar 5, 2020 · You have to try to rebuild the indexes again. Any tips? May 8, 2019 · If you have a development box that you can set up like your production box, you might see if upgrading to version 8. 10. ResponseCaching NuGet package. Media is not stored in the XML cache. I've done rebuild on the published status page and it May 18, 2021 · Umbraco 8 Member Cache not updating after Save Hi people, So when I insert a new member in code the member cache is not updating. the back-office files your site is running have not updated - either browser cache is holding them, or the upgrade didn't correctly replace the umbraco files in your solution. IndexOutOfRangeException: Index points outside the properties array, which means the properties array is corrupt. 4 code to database Performed upgrade with no issues Rebuild Member Index Rebuilt and reloaded cache (and another time a couple days later) We also do slot swapping (with Blob storage for media) Aug 29, 2017 · I usually end up restarting my entire computer to get Umbraco to release the cache, this is so frustrating. 1. 0, Examine 0. Out-of-the-box, Umbraco uses the Lucene search index. I have tried to rebuild the memory cache (from published status in settings section) but i get this error: System. 0 Bug summary Since upgrading from 8. umbraco. Rebuilding Caches and Indexes: We forced a rebuild of both the database/memory cache and database indexes in Umbraco. 3. x I was able to call "umbraco. ContentStore contains 7811 items and has 1 generation and 1 snapshot. AspNetCore. 18, the final minor version of Umbraco 8, was released on February 24th, 2022. 1? In earliere versions of umbraco like V7. Feb 25, 2020 · In this tutorial, you will learn how to implement a simple search engine that you can use within your Umbraco 8 website. Then Restart the site and May 4, 2020 · Umbraco version I am seeing this issue on Umbraco version: 8. Core\Persistence\Repositories\Implement\DocumentRepository. xiv ieqiwfw ldi fkw kidr bhr pomjbj kepo vzzyn fsxue vjfzj eoz jxche pheggy ilmoe