upgrade patch driver (6678700) fails running csmidxdel.sql

@/oracle/TEST/apps/apps_st/appl/csm/12

Hi,

while running Run the American English upgrade patch driver (6678700) to upgrade the application, it failed and when i open worker002.log i found:
sqlplus -s APPS/***** @/oracle/TEST/apps/apps_st/appl/csm/12.0.0/patch/115/sql/csmidxdel.sql
 CSM_UTIL_PKG.LOG(message =>'Dropping the index CSM_NEW_MESSAGES_ACC_U2'
 *
ERROR at line 15:
ORA-06550: line 15, column 2:
PLS-00201: identifier 'CSM_UTIL_PKG.LOG' must be declared
ORA-06550: line 15, column 2:
PL/SQL: Statement ignored
ORA-06550: line 31, column 5:
PLS-00201: identifier 'CSM_UTIL_PKG.LOG' must be declared
ORA-06550: line 31, column 5:
PL/SQL: Statement ignored
ORA-06550: line 37, column 2:
PLS-00201: identifier 'CSM_UTIL_PKG.LOG' must be declared