i have this driver, for intel 536ep modem. all other drivers are installed fine chipset, nvidia, sound, etc. The driver has 4 files: intels51.cat, intels51.inf, intels51.sys, migrate.dll after the setup, all drivers are installed, exept this one. in setupapi.log says: "#I022 Found "PCI\VEN_8086&DEV_1040&SUBSYS_10008086&REV_00" in C:\WINDOWS\inf\intels51.inf; Device: "Intel® 536EP Modem"; Driver: "Intel® 536EP Modem"; Provider: "Intel Corporation"; Mfg: "Intel Corporation"; Section name: "Intels51". #I087 Driver node not trusted, rank changed from 0x00000000 to 0x00008000. #I023 Actual install section: [intels51.NT]. Rank: 0x00008000. Effective driver date: 05/22/2003. #I022 Found "PCI\VEN_8086&DEV_1040" in C:\WINDOWS\inf\intels51.inf; Device: "Generic Intel® 536EP Modem"; Driver: "Generic Intel® 536EP Modem"; Provider: "Intel Corporation"; Mfg: "Intel Corporation"; Section name: "Intels51". #I087 Driver node not trusted, rank changed from 0x00002001 to 0x0000a001." ........... more blah blah blah "#I060 Set selected driver. #I058 Selected best compatible driver. #-124 Doing copy-only install of "PCI\VEN_8086&DEV_1040&SUBSYS_10008086&REV_00\4&1F7DBC9F&0&18F0". #E360 An unsigned or incorrectly signed file "c:\windows\inf\intels51.inf" for driver "Intel® 536EP Modem" will be installed (Policy=Ignore). Error 1168: Element not found. #-167 SPFILENOTIFY_NEEDMEDIA: Tag = "", Description= "Intel® 536EP Installation Disk", SourcePath = "I:", SourceFile = "Intels51.sys", Flags = 0x00000400. #E169 SPFILENOTIFY_NEEDMEDIA: returned FILEOP_ABORT. Error 1223: The operation was canceled by the user. #W187 Install failed, attempting to restore original files." what's wrong?