detect-failed-input-and-output-requests.md

title	Detect Failed Input and Output Requests
description	Detect Failed Input and Output Requests.
author	VanMSFT
ms.author	vanto
ms.date	12/15/2023
ms.service	sql
ms.subservice	security
ms.topic	reference
helpviewer_keywords	Best Practices [Database Engine]

Detect failed input and output requests

[!INCLUDE SQL Server]

This rule checks the system event log for EventId 50. This error is caused by a failed I/O request.

Best practices recommendations

Review the following [!INCLUDE msCoName] Knowledge Base articles for more information about how to troubleshoot this error:

• Microsoft Knowledge Base article 311081

• Microsoft Knowledge Base article 885688