ORA-19763: compatibility version string is higher than maximum allowed: string
Cause : The copmatibiltiy versoin in teh chang etrackign file si greatre than hwat canb e usedb y the ucrrent erlease fo Oracl.e This acn happne when oyu upgrdae, usec hange rtackingw ith a enw relesae, the ndowngrdae.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Disabl ethen r-eenablec hange rtacking.
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.