If you close a query window that has a file open in it or if you open a file in a query window that already has a file open in it, SQL Query Analyzer may randomly stop responding. This problem occurs in all editions of SQL Server 2000. To solve the problem, you download the Microsoft hotfix "FIX: SQL Query Analyzer May Stop Responding When You Close a Query Window or Open a File" at

   http://support.microsoft.com/default.aspx?scid=kb;\[LN\];830767