Dav, I installed oracle9i client and this error is fixed now. But i get the below error. Can you please tell me about this error?..

import done in WE8MSWIN1252 character set and UTF8 NCHAR character set
import server uses AL32UTF8 character set (possible charset conversion)
export server uses AL16UTF16 NCHAR character set (possible ncharset conversion)
. importing GSC_PROD's objects into PAULHODGE
IMP-00003: ORACLE error 3120 encountered
ORA-03120: two-task conversion routine: integer overflow
IMP-00003: ORACLE error 3120 encountered
ORA-03120: two-task conversion routine: integer overflow
IMP-00003: ORACLE error 3120 encountered
ORA-03120: two-task conversion routine: integer overflow
IMP-00000: Import terminated unsuccessfully