Connected to: Oracle8 Release 8.0.3.0.6 - Production (5 User Edition)
With the Partitioning and Objects options
PL/SQL Release 8.0.3.0.2 - Production
Export done in WE8ISO8859P1 character set and WE8PC850 NCHAR character set

About to export specified users ..
. exporting foreign function library names for user AUTOD
. exporting object type definitions for user AUTOD
About to export AUTOD's objects ...
. exporting database links
. exporting sequence numbers
. exporting cluster definitions
. about to export AUTOD's tables via Conventional Path ..
. . exporting table ACCESSORY_MAST 0 rows exported
. . exporting table ACC_INVOICE_DTL 0 rows exported
. . exporting table RO_CAR_DTL 3246 rows exported
. . exporting table RO_COMPL_DTL 7168 rows exported
. . exporting table RO_HDR
EXP-00056: ORACLE error 1410 encountered
ORA-01410: invalid ROWID
. . exporting table RO_OPR_DTL 5616 rows exported
. . exporting table VEH_GRN_DTL 486 rows exported
. . exporting table VEH_GRN_HDR 486 rows exported
. . exporting table VEH_HISTORY
EXP-00015: error on row 777 of table VEH_HISTORY, column ORDER_NUM, datatype 1
EXP-00001: data field truncation - column length=12, buffer size=12 actual size=4294967295
. . exporting table VEH_INVOICE 20 rows exported
. . exporting table VEH_INV_CHARGES 60 rows exported



while exporting the user i am getting the error ora-01410 invalid rowid. and exp 00001 data field truncation
How to avoid these error ?