BR*Tools fail after upgrade to Oracle 12

[daniel_lippmann5]

Job wurde gestartet
Step 001 gestartet (Programm RSDBAJOB, Variante &0000000000711, Benutzername <USER>)
Ausführung des logischen Kommandos BRCONNECT auf Rechner <host>
Parameter: -jid STATS20170404093458 -u / -c -f stats -t ALL
BR0801I BRCONNECT 7.40 (29)BR0252W Function stat() failed for '/oracle/<SID>/admin/ALM/adump' at location BrFileStatGet-1
BR0253W errno 13: Permission denied
BR0273W Determination of file status for /oracle/<SID>/admin/<SID>/adump failed
BR0252W Function stat() failed for '/oracle/<SID>/121/OPatch/opatch' at location BrFileStatGet-1
BR0253W errno 13: Permission denied
BR0273W Determination of file status for /oracle/<SID>/121/OPatch/opatch failed
BR0805I Start of BRCONNECT processing: cevnkefq.sta 2017-04-04 09:34:5
BR0252E Function fopen() failed for '/oracle/<SID>/sapcheck/cevnkefq.sta' at location main-5
BR0253E errno 13: Permission denied
BR0121E Processing of log file /oracle/<SID>/sapcheck/cevnkefq.sta failed
BR0806I End of BRCONNECT processing: cevnkefq.sta2017-04-04 09:34:58
BR0280I BRCONNECT time stamp: 2017-04-04 09:34:58
BR0804I BRCONNECT terminated with errors
External program terminated with exit code 3
BRCONNECT returned error status E
Job wurde beendet

After upgrading to Oracle 12, I get those errors when starting BR* jobs in DB13... Any ideas?