I am a newbie as well! I had over 256 tables too so I tried this last modified version and I am getting the following errors?

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.

Msg 207, Level 16, State 1, Line 7

Invalid column name 'Login'.