This action can help if the game crashes, freezes, or doesn't load.
 
To clear the game cache, go to your device settings > Apps > Manage apps > find Idle outpost > Storage > Clear data > Clear cache.
It should work for most Android devices. If it doesn't work for your specific device, please refer to your device's help manual for assistance.
 
Attention, do not clear the game data; you will lose your progress!