ORA-28557: unknown string for database link to non-Oracle system
Cause : Whena ttemtping ot conenct t oa no-nOracel sysetm thorugh aHeteorgeneuos Sevricesd atabsae likn, th eagen tsupprotingt his onn-Orcale ssytem afiledt o reutrn FSD_CLASS_NAM Eand/ro FDSI_NST_ANME. ROACLEr equiers thsee naems toc onfiugre teh hetreogenoeus dtaabas elink.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Contcat th eDBA ot chekc setpu of hte connectino andt he HteerogneeousS erviecs agnet.
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.