CI & ORACLE, CANNOT INSERT VIA CI BUT SUCCESS WITH SQLDEVELOPER

[eluser]ClOuD_Za[/eluser]
[quote author="Krystian" date="1339419571"]can you make a select statement from CI to this database? or it gives you the same error?

can you paste your database config file?[/quote]

this CI is used for 4 people, every statements are running correctly but i dont know what's wrong with this one ..

i'll post the config file tomorrow. i got no clue cuz other queries works ...

thank you do much, i'm looking forward into ur reply