ORA-12723: regular expression too complex

Cause : The regular expression was too complex and could not be parsed.

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

This is an internal error. Contact Oracle Support Services.

update : 19-08-2017

ORA-12723 - regular expression too complex
ORA-12723 - regular expression too complex

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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.