I installed Dell's mraid35x mass storage drivers for Win2k3 by editing txtmode.sif and moving a makecab compressed copy of mraid35x.sys into my i386, replacing the previous versionn. I am using RIS on Win2k3 and setup runs fine, identifying my Dell 1750's raid, formatting, installing updates etc. Upon the first boot after setup however, the driver seems to be lost and I get a 0x7B BSOD. If it worked during setup, what would casuse it to not use it post setup? The relevant settings for mraid35x from my txtsetup.sif are listed below. [SourceDisksFiles] mraid35x.sys = 1,,,,,,4_,4,0,,,1,4 [HardwareIdsDatabase] PCI\VEN_101E&DEV_9010 = "mraid35x" PCI\VEN_101E&DEV_9060 = "mraid35x" PCI\VEN_8086&DEV_1960&SUBSYS_11121111 = "mraid35x" PCI\VEN_8086&DEV_1960&SUBSYS_11111111 = "mraid35x" PCI\VEN_8086&DEV_1960&SUBSYS_09A0101E = "mraid35x" PCI\VEN_8086&DEV_1960&SUBSYS_11111028 = "mraid35x" PCI\VEN_8086&DEV_1960&SUBSYS_04671028 = "mraid35x" PCI\VEN_101E&DEV_1960&SUBSYS_04711028 = "mraid35x" PCI\VEN_101E&DEV_1960&SUBSYS_04931028 = "mraid35x" PCI\VEN_101E&DEV_1960&SUBSYS_04751028 = "mraid35x" PCI\VEN_1028&DEV_000E&SUBSYS_01231028 = "mraid35x" PCI\VEN_1028&DEV_000F&SUBSYS_013B1028 = "mraid35x" PCI\VEN_1028&DEV_000F&SUBSYS_014A1028 = "mraid35x" PCI\VEN_1028&DEV_000F&SUBSYS_014C1028 = "mraid35x" PCI\VEN_1028&DEV_000F&SUBSYS_014D1028 = "mraid35x" PCI\VEN_101E&DEV_1960&SUBSYS_05111028 = "mraid35x" PCI\VEN_1000&DEV_1960&SUBSYS_05181028 = "mraid35x" PCI\VEN_1000&DEV_1960&SUBSYS_05201028 = "mraid35x" PCI\VEN_1028&DEV_0013&SUBSYS_016C1028 = "mraid35x" PCI\VEN_1028&DEV_0013&SUBSYS_016D1028 = "mraid35x" PCI\VEN_1028&DEV_0013&SUBSYS_016E1028 = "mraid35x" PCI\VEN_1028&DEV_0013&SUBSYS_016F1028 = "mraid35x" PCI\VEN_1028&DEV_0013&SUBSYS_01701028 = "mraid35x" PCI\VEN_1000&DEV_0408&SUBSYS_00011028 = "mraid35x" PCI\VEN_1000&DEV_0408&SUBSYS_00021028 = "mraid35x" [SCSI.Load] mraid35x = mraid35x.sys,4 [SCSI] mraid35x = "AMI MegaRaid RAID Controller" -- Gruhnj