Wednesday, March 28, 2012

problem with SQL server creating new database diagram

when i trying to create a new database diagram
it shows :

An unexpected error happened during this operation
[Ms design tools] - Invalid class string

can any 1 explain for me?
thank youHere are a few things you can try:

1. Try reinstalling the latest service pack (SP3a) on your PC.
2. If still having issues, uninstall the sql client tools, install latest MDAC, reinstall client tools,apply latest service pack.sql

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