| Event Id | 441 |
| Source | ESE |
| Description | <process name> (<process id>) <storage group name>File system error <error code> during IO on database <name>. If this error persists, the database file may be damaged and may need to be restored from a previous backup. |
| Event Information | According to Microsoft: EXPLANATION: A file system error was reported when doing input/output (I/O) operations. USER ACTION: If the error persists, the database file may be damaged. The database needs to be restored from a previous backup. |
| Reference Links | Exchange (ESE) |
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