SQL Server - An error occurred while executing batch. Error message is: The directory name is invalid

Question

Our database server had run out of disk space, after freeing up some disk space any query run in sql server management studio, with the results sent to grid view, resulted i

Answer 1

Is the "Default Location for saving Query Results" set to a valid path in Tools/Options/Query Results/SQL Server/General?

Do the TMP/TEMP environment variables point to valid directories?

Reinstalling the client tools will probably fix the problem.