App getting close whenever i open my window 8.1 app from different - Microsoft Community

i added extension in app manifest

 <extension category="windows.protocol">
            <protocol name="open"  m2:desiredview="useless"/>
          </extension>
          <extension category="windows.filetypeassociation">
            <filetypeassociation name=".open" m2:desiredview="useless">
              <supportedfiletypes>
                <filetype>.open</filetype>
              </supportedfiletypes>
            </filetypeassociation>
          </extension>

and launch app2

by launcher

await launcher.launchuriasync(new uri("open://useless?getpage2"), options);

app launching after few seconds close automatically

hi arun,

to this, try run troubleshooter windows apps:

https://support.microsoft.com/en-us/instantanswers/69e76f90-d54c-44cf-9851-c2d1542790db/run-the-troubleshooter-for-windows-apps

let know of result.

Windows / Windows 8.1 / Microsoft Store