Error Code Portal
MicrosoftWindows Win32Error code

790

ERROR_LOST_WRITEBEHIND_DATA_LOCAL_DISK_ERROR

Alternative forms: 0x00000316 · 0x316 · ERROR_LOST_WRITEBEHIND_DATA_LOCAL_DISK_ERROR · 0x80070316

What does this code mean?

Code 790 · An issue reported by Windows Win32.

Official explanation · Original text

{Delayed Write Failed} Windows was unable to save all the data for the file %hs; the data has been lost. This error may be caused if the device has been removed or the media is write-protected.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

System Error Codes (500-999) (WinError.h) ↗

Creator: Microsoft and MicrosoftDocs contributors
License: Creative Commons Attribution 4.0 International
Checked on: 2026-11-12

Modifications: Extracted numeric codes, symbolic names and English message text; converted Markdown/HTML to plain text and normalized whitespace; added Korean product context, namespace labels, status classification and separately labeled official links. No machine translation of message text.

Source details · Original licenses and notices