Simple and Easy steps to solve SQL Server issues: Executed as user: Time-out occurred while waiting for buffer latch type 4 for page (1:4377), database ID 2. [SQLSTATE 42000] (Error 845) Check terminated. A failure was detected while collecting facts. Possibly tempdb out of space or a system table is inconsistent. Check previous errors. [SQLSTATE 42000] (Error 8921). The step failed.