$ imp user/password
file=/datadump/BILL_REGISTER_AP.dmp full=Y log =/datadump/cdma01092010.log
Import: Release 9.2.0.6.0 - Production on
Wed Sep 1 14:37:21 2010
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Corporation. All rights reserved.
With the Partitioning, OLAP and Oracle Data
Mining options
JServer Release 9.2.0.6.0 - Production
IMP-00010: not a valid export file, header
failed verification
IMP-00000: Import terminated unsuccessfully
Solution
Either
oracle version mismatch between databases
Or
Export dump file is corrupt.
If done ftp of the dumpfile to the server it should be with binary mode --