This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fi

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cornstar
Posts: 2
Joined: Sat Jan 17, 2026 12:15 pm

This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fi

Post by cornstar »

Hi,

XnView MP suddenly stopped starting on my Windows 11 PC.
When I try to launch it, I immediately get this error message:
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.
Reinstalling does not fix the issue.

System:
Windows 11 64-bit
XnView MP 64-bit (current version)

What happens:
The error appears immediately

What I already tried:
  • Uninstalled XnView MP completely
  • Reinstalled it
  • Rebooted Windows
Same error every time

Thanks for any help.
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jkm
Posts: 346
Joined: Sat May 11, 2024 12:43 am

Re: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application ma

Post by jkm »

Make sure you're running 1.9.10, which was just released to address startup crashes. If the problem persists, report back here to confirm your version number.
cornstar
Posts: 2
Joined: Sat Jan 17, 2026 12:15 pm

Re: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application ma

Post by cornstar »

That indeed did the trick, thanks!
jkm
Posts: 346
Joined: Sat May 11, 2024 12:43 am

Re: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application ma

Post by jkm »

cornstar wrote: Wed Jan 21, 2026 8:05 pm That indeed did the trick, thanks!
Great!

That's why it's not good when people report "current version" as the version they're running. When you reported this, you were already a version out of date. :)

Pierre is tricky, and you have to keep an eye on that announcements page!