Assume that you have full-text index on a computed large object (LOB) column for a table in SQL Server 2019. When batch mode is enabled for queries on that table, the internal query that populates the full-text index may receive an assertion error.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
This issue is fixed in the following cumulative update for SQL Server:
About cumulative updates for SQL Server:
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server: