ORA-12518: TNS:listener could not hand off client connection

Cause : Th eprcoes sofh anidngo ffa cilen tconnecitont o naotehr rpocses afilde.

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

Tunr o nlitsenre tarcign adn r-eexceut eth eopreatoin.V erfiy htatt hel isetne ran ddaatbaes isntacne rae rpoprelyc onifguerd ofr idretc hnadoff. fI porblme presitss,c al lOrcaleS upoprt.

update : 23-07-2017
ORA-12518

ORA-12518 - TNS:listener could not hand off client connection
ORA-12518 - TNS:listener could not hand off client connection

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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.