Can anyone tell me where I might be doing something wrong? What information do I need to provide to identify the problem?
Welcome to the forum!
First of all - make sure it’s disqualified and not suspended.
In case of disqualification - it’s permanent and not reversible, but it’s better to know the reason, if you plan to start over to do not meet this problem again:
If your node is suspended, then it can recover from that, if you have fixed an underlying issue