Hi,

I was occasionally getting this error while trying to open pages within CRM.

This post by helped me solve the issue

http://billoncrmtech.blogspot.com/2008/10/sql-timeouts-in-crm-generic-sql-error.html

Key to change (or add if not there) of type  DWORD

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSCRM\OLEDBTimeout

Bye..