Recovery Manager: Release 8.0.5.0.0 - Production

RMAN-06005: connected to target database: SMO
RMAN-06008: connected to recovery catalog database

RMAN> run {
2> allocate channel adsm type 'SBT_TAPE' format 'full_%d_s%s_t%t_p%p';
3> set command id to '0:2Backup0049';
4> backup incremental level 0
5>    ( database );
6> }
7>
RMAN-03022: compiling command: allocate
RMAN-03023: executing command: allocate
RMAN-08030: allocated channel: adsm
RMAN-08500: channel adsm: sid=14 devtype=SBT_TAPE

RMAN-03022: compiling command: set
RMAN-03023: executing command: set command id

RMAN-03022: compiling command: backup
RMAN-03025: performing implicit partial resync of recovery catalog
RMAN-03023: executing command: partial resync
RMAN-08003: starting partial resync of recovery catalog
RMAN-08005: partial resync complete
RMAN-03023: executing command: backup
RMAN-08008: channel adsm: starting datafile backupset
RMAN-08502: set_count=11 set_stamp=355928981
RMAN-08010: channel adsm: including datafile 5 in backupset
RMAN-08010: channel adsm: including datafile 6 in backupset
RMAN-08010: channel adsm: including datafile 1 in backupset
RMAN-08011: channel adsm: including current controlfile in backupset
RMAN-08010: channel adsm: including datafile 4 in backupset
RMAN-08010: channel adsm: including datafile 7 in backupset
RMAN-08010: channel adsm: including datafile 2 in backupset
RMAN-08010: channel adsm: including datafile 8 in backupset
RMAN-08010: channel adsm: including datafile 3 in backupset
RMAN-00569: ================error message stack follows================
RMAN-00601: fatal error in recovery manager
RMAN-03004: fatal error during execution of command
RMAN-10039: error encountered while polling for RPC completion on
channel adsm
RMAN-10006: error running sql statement: select act from x$ksusex where
sid=:1 and serial=:2
RMAN-10002: ORACLE error: ORA-03113: end-of-file on communication
channel
child process exited abnormally
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Does anybody know what could cause this situation?
Does anybody know what could cause this situation?
Any help will be greatly appreciated!

Kind regards
Thomas Rupp
Vorarlberger Illwerke AG
MAIL:   thomas.rupp AT illwerke.co DOT at
TEL:    ++43/5574/4991-251
FAX:    ++43/5574/4991-820-8251