(com.apple.commerce.client error 500.) MOJAVE
The operation couldn’t be completed. (com.apple.commerce.client error 500.). i cant login app store and when i try to download app , this error shows.
I have signed-in in all my other apple devices and previously has with my macbook air but since today, I can not get sign-in or download anything with my app store.
HELP!!!!
MacBook Air