Windows 11-25h2 (updates complete) yesterday for the first time refused to start xnviewmp (x64) claiming mdk.dll contains an error.
Tried uninstall (incl. deleting remaining files)/fresh install with no change.
Tried to run the portable version, same problem.
XnViewMP does not start
Moderator: xnview
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dr.mike
- Posts: 1
- Joined: Thu Aug 06, 2026 7:06 am
XnViewMP does not start
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