Hello everyone, I see lot has been discussed but do not find any solution to fix this error while updating to SP3, it fails and gives the error code of 29512
http://social.msdn.microsoft.com/Forums/en-US/sqlexpress/thread/c7d0a234-763b-4f9c-b7ec-3a40df6340a8 may be what you're looking for...
Server you're trying to update is switched off? ie is SQL Server service running? If not, then that causes the error.
No one has followed this question yet.