ORA-01017: invalid username/password; logon denied (Password expire)

# sqlplus james@xyz

SQL*Plus: Release 11.2.0.3.0 Production on Mon Feb 3 15:33:00 2014

Copyright (c) 1982, 2011, Oracle. All rights reserved.

Enter password:

ERROR:

ORA-28001: the password has expired

Changing password for james

New password:

Retype new password:

ERROR:

ORA-01017: invalid username/password; logon denied

Password unchanged

Reason: SQL Client version is not matching with Database version. Might be you are using 10g client when connection to 11g database or vice versa.

Solution: Upgrade or Downgrade SQL Client that match your database or Upgrade Database that match your Oracle Client.