Steps to reproduce the issue
Open the Game, wait until you are on the play screen
Double click a .mcpack or .mcaddon file
Expected result
The packs/addon should install or if it already existed the message of duplicate pack should appear.
Actual result
An icon of a program appears in the task bar and disappears immediatly.
The game window is now in the foreground but nothing happens and the pack is not being installed/ the duplicate pack message does not show.
Thank you for your report!
We're tracking this issue at MCPE-227874, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Bug Tracker Guidelines – 💬 Community Support – 📧 Mojang Support (Technical Issues) – 📧 Microsoft Support (Account Issues)
📓 Project Summary – ✍️ Feedback and Suggestions – 📖 Game Wiki