MYSQL "Error Code # 1045 Access denied for user 'root' @ '******** 8' (using password: YES)"

IP connection with the remote database Times this mistake, I look at whether to open a remote connection to the database has been opened, the service also start the online password reset method is to modify the permissions of the class, I found no use, I looked at the computer database is located, IP address has changed, then the truth.