ORA-39142: incompatible version number 5.1 in dump file "/backup/dump/tab.dmp" while import

Reason : Oracle Version Incompatible.You are exporting data from 12.2 and importing into 11.2 database,then that time you are getting error ORA-39142.

Error Message:

Import: Release 11.2.0.4.0 - Production on Tue Apr 9 04:39:26 2019

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Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

With the Partitioning, Real Application Clusters, Automatic Storage Management and Real Application Testing options

ORA-39001: invalid argument value

ORA-39000: bad dump file specification

ORA-39142: incompatible version number 5.1 in dump file "/backup/dump/tab.dmp"

Solution : While taking export use version=11.2 parameter on expdp command.Then import the dump into 11.2 database.

Output Logs:

Export Log:

expdp system tables=schema.tab directory=dpump_dir1 dumpfile=tab.dmp exclude=statistics exclude=TRIGGER exclude=REF_CONSTRAINT logfile=out.log version=11.2

Import Log:

impdp system TABLE_EXISTS_ACTION=REPLACE remap_tablespace=TEST_DATA:TAR_DATA remap_tablespace=TEST_INDX:TAR_INDX directory=dpumpdir dumpfile=tab.dmp logfile=out.log