If your inventory is having problems loading this usually indicates that your console is having trouble reaching the inventory backend service.
A players cache can become corrupted overtime on the PlayStation 4 system which can lead to graphical corruptions and crashes in game. Many cases of this can be resolved by clearing the cache of the PS4 system.
Rebuilding your PS4 database can sometimes fix issues that seem to be occurring for no reason.
You can find our policies for gameplay and video moenetization here: http://tripwireinteractive.com/policies
If your inventory is having problems loading this usually indicates that your console is having trouble reaching the inventory backend service.