This happened once. Now my game keep crashing. It happened once after the original patch and just now.

That looks like artifacting from a failing gpu, or when a GPU is not getting enough power. It could be a memory leak in game. Happens sometimes, considering those US pennants inplace of other graphics. It happened to me once when I had moved some cables around in my PC, one of the power connectors had wiggled loose. Some games would crash within a few minutes, but wwiiol would do something like that, before it would crash. This was what I saw:

Please test this patch, it’s a Public Beta (so check your directory - will not work on Campaign server). Let us know if this fixed it.
PC: https://downloads.wwiionline.com/WWII_Online_1.38.1.2_PublicBeta.exe
Path to launch on PC is: C:\Program Files\CRS\WWIIOnline PublicBeta\WW2.exe
Mac: https://downloads.wwiionline.com/WWII_Online_1.38.1.2_PublicBeta.dmg
