I integrated help file into wpf app. but app shutdown unexpectedly...

c00012 716 Reputation points
2021-08-23T07:08:31.08+00:00

Hello,

I wrote a wpf app and created package with xps file as follows:
125514-ice-screenshot-20210823-154945.png

and I succeeded to install app like this;
125380-2021-08-23.png

after start the app(warprojtemplate1) and press "help" button in the below screen, the app shutdown.
125525-ice-screenshot-20210823-161505.png

I don't know why and how can I fix it.
If someone pick my mistake, I'd be very appreciated.

thanks,
c00012

Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
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  1. Bernd Riemke 41 Reputation points
    2021-08-23T08:18:06.203+00:00

    Can you open the HelpFile outside of the Program?