imp IMP-00004: invalid username or password

IMP-00004 is an Oracle error message that indicates that the username or password provided for a database import operation is invalid. This error can occur if you mistyped the username or password, or if the user account does not exist or is locked.

To resolve this issue, double-check the username and password you are using and ensure they are correct. If you are still getting the error message, try resetting the password or creating a new user account with the appropriate privileges. You can also check the Oracle documentation or contact your database administrator for further assistance.