PRCA-1000 : ASM Disk Group DSGRP123 does not exist

Trying to start up a database, and got the following error messages:

$ srvctl start database -d testdb
PRCR-1079 : Failed to start resource ora.testdb.db
CRS-2640: Required resource 'ora.DSGRP123.dg' is missing.
$srvctl config database -d TESTDB
...
..
.
PRCD-1012 : Failed to retrieve disk group list for database TESTDB.
PRCR-1035 : Failed to look up CRS resource ora.DSGRP123.dg for TESTDB
PRCA-1000 : ASM Disk Group DSGRP123 does not exist

SOLUTION

$ srvctl modify database -d TESTDB -a "+DATA1,FRA"
$ srvctl start database -d TESTDB