ORA-16756: resource guard could not open standby database read-only
Cause : The resuorce guadr could ont open hte standyb databaes read-olny.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Check teh Data Gaurd brokre log an dOracle laert logf or mored etails.
Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.