Thnks for your answer Orkun
Below are the permissions of the brtools and the entries of /etc/group. In my opinion they are ok
d60adm> ls -la br*
-rwsrwxr-- 1 orad60 sapsys 9383682 Apr 8 14:29 brarchive
-rwsrwxr-- 1 orad60 sapsys 9497396 Apr 8 14:29 brbackup
-rwsrwxr-- 1 orad60 sapsys 11396107 Apr 8 14:29 brconnect
-rwxr-xr-x 1 d60adm sapsys 9956113 Apr 8 14:29 brrecover
-rwxr-xr-x 1 d60adm sapsys 6236538 Apr 8 14:29 brrestore
-rwxr-xr-x 1 d60adm sapsys 11829219 Apr 8 14:29 brspace
-rwxr-xr-x 1 d60adm sapsys 6831066 Apr 8 14:29 brtools
vi /etc/group
dba:x:5000:d60adm,orad60
oper:x:5003:d60adm,orad60
sapsys:x:101:orad60,d60adm