Thank you Erman. I did the above and the import completed. However, I saw that the number of indexes on the instance I have copied is different to the source.
import.PNGI gave all privileges to lcms_prod user and reimported, still not all indexes were created.
IMPORT SCRIPT:
export ORACLE_HOME=/u01/ora12c/product/12.1.0
export ORACLE_SID=lcms1
export PATH=$ORACLE_HOME/bin:$PATH
impdp system dumpfile=LCMSPROD131220161709.dmp logfile=lcmsprod.expdp`(date +"%d%m%Y%H%M")`.log REMAP_SCHEMA=lcms_uat:lcms_prod content=metadata_only directory=lcms_dirlcmsprod.logRegards,
Roshan