Can somebody explain to me why you need to unset the library env variables on aix before installing 10gRelease2? From the RDA tool: 80 LDLIBRARYPATH unset? FAILED = IsSet 90 LIBPATH unset? FAILED = IsSet thanks. _________________________________________________________________ Put your friends on the big screen with Windows Vista® + Windows Live™. http://www.microsoft.com/windows/shop/specialoffers.mspx?ocid=TXT_TAGLM_CPC_MediaCtr_bigscreen_012008