MPI error: XXX credentials for YYY rejected connecting to xxx

This error message indicates that the user name and password you provided are incorrect. In Wmregister In the dialog box, MPI Ask you to provide a user name ( Account ) And password ( Password ), The user name and password must be able to log on to your machine. If the user name and password are incorrect, such information will appear.

In Windows XP. The user name is specified when you create a user account. If you change the account name in the "User Account" in the "control panel", the displayed name is usually changed, rather than the actual user name. For example,Rr"This user changes the account name to"Li Hai", But in useWmregisterYou still need to useRr"This user name, not"Li Hai". You can confirm this by selecting "Computer Management" in "Management Tools" of "Control Panel. In the "Computer Management" tool, select "System Tools"|Local users and groups|User, you can see that the user name is still"Rr", The user's" Full name "column shows"Li Hai". ThereforeWindows XPIf the above error occurs, you 'd better use the "Computer Management" tool to check the real user name.

 

Figure1In the "Computer Management" tool, you can see the real account name