Environment

Data Protector version: 10.90
Operating System in Cell Manger is Window server 2019
Operating System in Client is Red Hat Enterprise Linux 7.9
Oracle version 19C

Situation

Oracle backup failed with error message:

RMAN-08038: channel dev_0: starting piece 1 at 06-SEP-18
RMAN-08031: released channel: dev_0
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of backup command on dev_0 channel at 09/06/2018 03:58:38
ORA-19506: failed to create sequential file, name="LEZ1_PROD-DB_EBSCSPDa1<BSCSPDa1_117:986097517:1>.dbf", parms=""
ORA-27028: skgfqcre: sbtbackup returned error
ORA-19511: non RMAN, but media manager or vendor specific failure, error text:
   SBT error 0 in function sbtbackup - sbterror did not return error message

Resolution

Permissons on the ssconfig file were set to: -rw-r----- 1 root root
Change the permissions on the ssconfig file to -rw-r--r-- 1 root root

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