Oracle Error Message
ORA-38480: creation of system trigger EXPFIL_ALTEREXPTAB_MAINT failed.
Reason for the Error
The creation of system trigger EXPFIL_ALTEREXPTAB_MAINT failed due to errors in SYS.EXF$DBMS_EXPFIL_SYSPACK package.
Solution
Try a clean installation again. If this error is ignored, a RENAME of the expression table may cause the EVALUATE queries to fail.