Few times I get such error Snap-in failed with a long CLSID string mentioned in the subject above. On this client machine previously I have SQL Server 2000 tools and recently installed 2005 version too, instantly error: Snap-in failed to initialize Name Microsoft SQL Enterprise Manager CLSID : {00100100...
You might get this doubt "How do I move the default log files placed in: C:\Program Files\Microsoft SQL Server\MSSQL.2\MSSQL\LOG to a different location?" This may not be required all the times but say on the partition where these log files are stored need few more disk space to freeup, also...