Error Code Portal
MicrosoftWindows Installer messagesError code

1721

MSI message 1721: There is a problem with this Windows Installer package. A program required for this install to complete could…

Alternative forms: 0x000006B9 · 0x6B9

What does this code mean?

Code 1721 · An issue reported by Windows Installer messages.

Official explanation · Original text

There is a problem with this Windows Installer package. A program required for this install to complete could not be run. Contact your support personnel or package vendor. Action: [2], location: [3], command: [4]

Troubleshooting and diagnostic links

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

Source and terms of use

Windows Installer Error Messages (for Developers) ↗

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