ORA-16664: unable to receive the result from a member DGM-17016: failed to retrieve status for database “stby”

Problem:

DGMGRL> SHOW DATABASE stby;

Database Status:
DGM-17016: failed to retrieve status for database “stby”
ORA-16664: unable to receive the result from a member

DGMGRL> show configuration;

prmy – Primary database
Error: ORA-1017: invalid username/password; logon denied

Solution:

make password file same on both primary and standby

orapwd file=’+oradata1′ dbuniquename=prmy password=abc ignorecase=Y format=12 force=yes