hi all
i am takin export of a owner and getting this error.


EXP-00008: ORACLE error 4020 encountered
ORA-04020: deadlock detected while trying to lock object
SYS.CDC_ALTER_CTABLE_BEFORE
EXP-00000: Export terminated unsuccessfully


what steps should i take?



Thanks & Regards.
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Vishal Srivastava

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