hi when i try to post it go's so far and then i get a message that say's (invalid system disk riplace the disk and then press any key) no matter what key i press the same message come's up again,the only way i can get out is to click on ctrl alt delete, were do i start to at least be able to get into windows or safe mode, thank you very much james w, christian [log in to unmask] P.S. i do not have a disk in the computer when i get this messageIBM APTIVA 2168 M40 COMPUTER Purchased - 10/14/95 75 MHz Pentium processor, Mwave media processor 1GB hard disk (1000 million bytes) 8MB memory, expandable to 128MB 4x Speed Quad Speed IDE CD - ROM drive 28.8K bps data, 14.4k bps fax modem w/speakerphone 1 MB Video Ram Max Color Resolution 1280 x 1024 (16) 16-Bit Wave Table Sound Card IBM DOS 7.0 Windows 95 thanks again Do you want to signoff PCBUILD or just change to Digest mode - visit our web site: http://freepctech.com/pcbuild.shtml