Oracle intermedia create index error
I'm trying to create a context index to prove and know possibilities of oracle intermedia, and i recieve this errors.
ORA-29855: error occurred in the execution of ODCIINDEXCREATE routine
ORA-20000: interMedia Text error:
DRG-11422: linguistic initialization failed
DRG-00100: internal error, arguments : ,[drxs.c],,[gxtopen],
DRG-11208: ORACLE_HOME is not set
ORA-06512: at "CTXSYS.DRUE", line 126
ORA-06512: at "CTXSYS.TEXTINDEXMETHODS", line 78
ORA-06512: at line 1
I've proved with a users that has the role ctxapp and with the ctxsys user and I recieve the same error.
I have installed Oracle 8.1.7 EE.
Tha table that i'm indexing is varchar2(80).
Do I need to do some configuration of the oracle intermedia?