mysqldump Error 1045 Access denied despite correct passwords etc

Question

This is a tricky one, I have the following output:

mysqldump: Got error: 1045: Access denied for user \'root\'@\'localhost\' (using password: YES) when tr

Answer 1

I had the same error. Only occurred after moving from my normal work PC to a PC at a different location.

I had to add my public IP ho address to Remote MySQL in my CPanel at my host site