I have an RMAN backup which is failing with the following:
RMAN-00571: ===========================================================
RMAN-03007: retryable error occurred during execution of command: backup
RMAN-07004: unhandled exception during command execution on channel t2
RMAN-10035: exception raised in RPC: ORA-19502: write error on file "online_db_SRVVOL_443356451_2_1", blockno 11992449 (blocks
ORA-27030: skgfwrt: sbtwrite2 returned error
ORA-19511: sbtwrite2: sbtwrite2() failed.
RMAN-10031: ORA-19624 occurred during call to DBMS_BACKUP_RESTORE.BACKUPPIECECREATE

Recovery Manager complete.
SRVVOL : RMAN backup failed

The platforms are Oracle 8.1.7 and solaris 2.6