regarding sap installation on linux

Hi SAP GURUS,

I hve a problem when installing sap ecc5.0 on liniux as operating system and oracle as 9.2.0.

I have gone through the step .noldap on a unicode , it is throughing the error :SAPINST_ORA_ALLOW_ASIAN_CHARSETS.

Please help me out in sorting the erro, just givre the tip where I have gone wrong.