Angry Birds Epic , the turn-based RPG spin-off of the classic slingshot franchise, remains a beloved mobile title years after its release. However, one error message has plagued players consistently across Android and, in some cases, emulated iOS environments: "Angry Birds Epic Checking Expansion File."
The file name match exactly, for example: main.113.com.rovio.angrybirdsepic.obb (where 113 is the version code). angry birds epic checking expansion file
The exact path is: Internal Storage > Android > obb > com.rovio.angrybirdsepic Angry Birds Epic , the turn-based RPG spin-off
If you have ever reinstalled the game, cleared your cache, or downloaded it on a new device, you have likely encountered this frustrating screen. The loading bar gets stuck at 0%, 50%, or 99%, freezing your quest to defeat the icy King Pig. Why does this happen, and more importantly, how do you fix it? The loading bar gets stuck at 0%, 50%,
Long-press the OBB file > Properties > Permissions = rw- rw- rw- (or 644).