Is this sentence correct?* Im not been following on our issue Out of context, it's hard to know what you're trying to say with "our issue". The start of the sentence should be: "I have not been following...." Depending on what you're trying to say it could be: "I have not been following up on our issue/case."

Is this sentence correct? Here is the sentence as I would say it: I haven't been following the issue.

Your question should be edited: Is this sentence correct? About grammar, there are some instances: - I am not following on our issue - I haven't been following on our issue