Can’t be doing with somebody/something/somebody doing something
Definition 1 of 1
Pro Tip 1/3Colloquial Usage
This phrase is informal and best used in casual conversations, not in formal writing or speech. 
I can't be doing with waiting in long lines at the coffee shop.
Pro Tip 2/3Frustration Expression
Use it to express frustration or annoyance with a person or situation. 
I can't be doing with your lateness every morning!
Pro Tip 3/3Emphasis on Patience
It emphasizes a lack of patience or willingness with the continuous behavior of someone or something. 
She always forgets her keys, and I can't be doing with it anymore.