system: NT 4.0, Oracle 8i 8.1.7
my output:

C:\>loadjava -user scott/tiger c:\java\Oscar.class
Error while computing shortname of Oscar
ORA-06550: line 1, column 13:
PLS-00201: identifier 'DBMS_JAVA.SHORTNAME' must be declared
ORA-06550: line 1, column 7:
PL/SQL: Statement ignored

loadjava: 1 errors