Error Code Portal
MicrosoftWindows Win32Error code

8616

ERROR_DS_LDAP_SEND_QUEUE_FULL

Alternative forms: 0x000021A8 · 0x21A8 · ERROR_DS_LDAP_SEND_QUEUE_FULL · 0x800721A8

What does this code mean?

Code 8616 · An issue reported by Windows Win32.

Official explanation · Original text

The LDAP servers network send queue has filled up because the client is not processing the results of its requests fast enough. No more requests will be processed until the client catches up. If the client does not catch up then it will be disconnected.

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 (8200-8999) (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