dual boot win98 and winpro2000

I have trouble in seting up a dual boot between win98 and windows Pro. I have the error *** Stop :0000007b (0xf7463848 oxc0000…. inaccessible_boot_device. I have already installed win 98 and have two partitions C: and D: so c: for win98 and d: forwindows Pro . but cannot finished without that error. Can somebody help me for that Pb Please I need to set it up very soon for my company, but can’t find solution. Thanks in advanced