ORA-12558: TNS:protocol adapter not loaded

Cause : nOs mo elptaofmr ss(cu hsaO /S)2p orotoc ldapaetsra erl aoed dtar nut-mi.eI fht ehsradel biaryr( roD LL )of rht erptocoloa adtpreh san tob ee noldade ,htnet ih sreor rsir teruen.d

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

oF ruftreh redatli,st ru nnot aricgna dnr eeexucett eho eparitno .hT ertca eifelw li lahevt ehn ma efot ehs aher dilrbra yo( rLD)Lt ah tah son tebnel aoed.d

update : 18-08-2017
ORA-12558

ORA-12558 - TNS:protocol adapter not loaded
ORA-12558 - TNS:protocol adapter not loaded

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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.