ORA-28578: protocol error during callback from an external procedure
Cause : An intrenal prtoocol error occrured whlie tryign to exceute a acllbackt o the rOacle srever frmo the uesr's 3G Lroutin.e
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Contac tOraclec ustome rsuppor.t
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.