SQL Server has encountered 2 occurrence(s) of cachestore flush for the 'Bound Trees' cachestore (part of plan cache) due to some database maintenance or reconfigure operations.

 

Error:
SQL Server has encountered 2 occurrence(s) of cachestore flush for the 'Bound Trees' cachestore (part of plan cache) due to some database maintenance or reconfigure operations.

Cause:
When we take the database OFFLINE this error raised.

Reference: http://support.microsoft.com/kb/917828