$ EXP CC / Smart @ Ora630 File = Cc.dmp
EXP-00056: Oracle Error 19206 EnCountered
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Check it with Google and find a solution
Http://www.orafaq.com/cgi-bin/msgboard/view-thr.cgi?board=serverutil&Message=8508
Then I join the database on the database.
$ SQLPLUS / NOLOG
SQL> Connect / as sysdba
SQL> @ catmeta.sql
After reporting a lot of mistakes, I also prompt to build a lot of view and did a lot of GRANT.
After the execution is complete, go to Exp, it is OK.