SQL Server Error Msg 6200 – Method “%ls” of type “%ls” in assembly “%.*ls” is marked as a mutator. Mutators cannot be used in the read-only portion of the query.

In this blog post, let’s learn about the error message “6200 – Method “%ls” of type “%ls” in assembly “%.*ls” is marked as a mutator. Mutators cannot be used in the read-only portion of the query.” in Microsoft SQL Server, the reason why it appears and the solution to fix it.

SQL Server Error Message

6200 – Method “%ls” of type “%ls” in assembly “%.*ls” is marked as a mutator. Mutators cannot be used in the read-only portion of the query.

Reason for the Error

To be update soon…

Solution

To be update soon…