Raiheimie,


>Thanks for your reply. I have debug the form many times. But I can't figure out what causes the problem. I only noticed that, this line of code:-
>
>If Me.oUser.SaveRow() <> mmSaveDataResult.RulesPassed Then
>
>in SaveUser() function in UserAdmin.aspx.vb is having problem. But still don't know what is the real problem as when executing that line of code, it simply step out the function and no exception or error message is received.
>

If you add the debug symbols for Mere Mortals you can step into the code and specifically see what is going on.
Tools | Options | Debugging | Symbols and add a reference to the .pdb files for the framework.

Tim