The app may run out of resources (RAM and/or drive storage) and if you are running off battery the power draw can exceed what your system can offer either because of poor app design or your systems battery is old and needs replacing.
I would run the onboard diagnostics as well as watch the battery, memory and the available storage.
* [https://support.apple.com/en-us/HT202731|How to use Apple Diagnostics on your Mac]
* [https://www.coconut-flavour.com/coconutbattery/|CoconutBattery]
* [https://apps.apple.com/us/app/memory-diag/id748212890?mt=12|Memory Diag]
* [https://apps.apple.com/us/app/disk-clean-lite-clean-master/id1407593317?mt=12|Disk Clean Lite]
The app may run out of resources (RAM and/or drive storage) and if you are running off battery the power draw can exceed what your system can offer either because of poor app design or your systems battery is old and needs replacing.