@Aj_9625932 Provided logs are not related the acs-common invalidation action. Tail your error log while trying to invalidate the cache !!

@skumari It seems esapi.properties file is missing or not loaded properly while launching the AEM as result esapi bundle is not started.Can you check your configurations.   Regards, Raja

@Aj_9625932  As you indicated, invalidation works properly, which suggests there is nothing wrong with flush agent configuration.   To get to know more about issue details:Tail your author error log or replication log while deleting the cache?Check the Dispatcher flush agent log?   Regards, Raja

Can you please let us know your requirement?

@Vani1012 Navigate to Workflow console (<ip>:libs/cq/workflow/content/console.html)   Check the Instance tab to see if the workflow is still active.Check the Archive tab to see if the workflow has been completed. You will be able to determine who started the workflow for the specific page, as well a...

What version of AEM are you using? Which instance is displaying the above ERROR message?

@airlearnn Which AEM version you are using 6.5.** ? Are you seeing this issue with Author or Publisher?   Regards, Raja 

@HrdRck 1.Any application is using Spring on Java 9 or newer, especially TomCat servers are impacted  (Java 8 does not appear to be vulnerable)2.Recommend upgrading your software to Spring Framework 5.3.18.3.Check the version under bundles console if you are using that functionality. Regards,Raja

@Nico_Weyens 1. Check whether your Apache Sling Authentication Service Bundle is active or not (http://localhost:4502/system/console/bundles/)- if not active then try to activate it manually.2. Stop the AEM instance - Go to folder crx-quickstart/repository/remove folder index -> Start the AEM3. Go f...

@mahinder 1. Check whether your Apache Sling Authentication Service Bundle is active or not. (http://localhost:4502/system/console/bundles/)- if not active then try to activate it manually.2. Stop the AEM instance - Go to folder crx-quickstart/repository/remove folder index -> Start the AEM3. Go for...