. . exporting table CELLONE_DUP_CUSTOMER 430122 rows exported
EXP-00091: Exporting questionable statistics.
EXP-00079: Data in table "CELLONE_HEADERS" is protected. Conventional path may only be exporting partial table.
Solution
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1) grant sysdba to the user and try to export
if you are exporting with a user called SCOTT then
GRANT SYSDBA TO SCOTT
Then try to take export.