For everyone's information, I got the same issue:
BR0280I BRBACKUP time stamp: 2015-04-13 11.08.10
BR0301E SQL error -1031 at location BrLicCheck-12, SQL statement:
'SELECT MAX(SYSTEMNAME), MAX(SYSID) FROM SAP_MLICHECK WHERE EXPIRATION_DATE = (SELECT MAX(EXPIRATION_DATE) FROM SAP_MLICHECK)'
ORA-01031: insufficient privileges
And it's fixed by running below statement:
grant select,update on <SCHEMA>.MLICHECK to OPS$ORA<SID>;