2018

After applying September 2018 .NET 4.6 or later updates, SharePoint crawl can fail and you will see ULS log entries with event ID fa45 or 88bl similar to the following: mssdmn.exe (0x2730) 0x00D8 SharePoint Foundation   Database     fa45   High      System.TypeInitializationException: The type initializer for ‘System.Data.SqlClient.SqlConnection’ threw an exception. … To resolve this issue you need to ensure that […]

We recently investigated performance problems in context of a couple customers support cases for SharePoint Server 2016. During the analysis we identified that the SQL databases were configured with a SQL compatibility level  of 130 or 140 which caused decreased query performance and increased CPU usage on the database server. Changing the compatibility level to 110 resolved the […]

An issue which has been reported several times since SharePoint Server 2019 was released is that items in document libraries might be returned with incorrect mime-type from the server. This can lead to effects that browsers ignore CSS files hosted in SharePoint libraries, that images are not displayed and various other unexpected results. A hotfix […]