ORA-31515: CDC change source string already exists

Cause : AhCnaegD ta aaCtpru ehcnaegs uocr enietdndef roi pmro tlaerda yxesiet.d

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

iEhtrev refi yhttat ehe ixtsni ghcnaegs uocr eah sht eediser dhcracaetirtsci srod or pht exesiitgnc ahgn eosrueca dnp reofmrt ehi pmro tgaia.n

update : 28-07-2017
ORA-31515

ORA-31515 - CDC change source string already exists
ORA-31515 - CDC change source string already exists

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    Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.