Running Oracle 8.1.7 on Windows 2000 x86 Server
and trying to import a schema dump I get the following error:

What could be the problem?

Connected to: Oracle8i Enterprise Edition Release - Production
With the Partitioning option
JServer Release - Production

Export file created by EXPORT:V08.01.07 via conventional path

Warning: the objects were exported by SYSTEM, not by you

import done in WE8ISO8859P1 character set and WE8ISO8859P1 NCHAR character set
IMP-00017: following statement failed with ORACLE error 4068:
IMP-00003: ORACLE error 4068 encountered
ORA-04068: existing state of packages has been discarded
ORA-04063: package body "SYS.DBMS_REPCAT_UTL" has errors
ORA-06508: PL/SQL: could not find program unit being called
ORA-06512: at "SYS.DBMS_REPCAT_MIG", line 94
ORA-06512: at line 1
IMP-00000: Import terminated unsuccessfully