package body "SYS.DBMS_ASSERT" has errors

I'm running Oracle 11.2.0.4.0 running in a Linux environment.  When I run expdp I've started getting the following error:

Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options

ORA-39001: invalid argument value

ORA-04063: package body "SYS.DBMS_ASSERT" has errors

ORA-06508: PL/SQL: could not find program unit being called: "SYS.DBMS_ASSERT"

SQL> alter package sys.dbms_assert compile body;

Warning: Package Body altered with compilation errors.

SQL> show error

Errors for PACKAGE BODY SYS.DBMS_ASSERT:

LINE/COL ERROR

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329/5    PL/SQL: SQL Statement ignored