[Galaxy S I9000 Q&A, Help & Troubleshooting] cliffyboro:
don't know if this is any use to anyone but I'll post it up regardless

-019 Searching for hardware ID(s): usb\vid_04e8&pid_6877&rev_0400&mi_00&os_nt,usb\vid_04e8&pid_6877&rev_0400&mi_00,usb\vid_04e8&pid_6877&mi_00&os_nt,usb\vid_04e8&pid_6877&mi_00,usb\vid_04e8&pid_6877&class_02&subclass_02&prot_01&os_nt,usb\vid_04e8&pid_6877&class_02&subclass_02&prot_01,usb\vid_04e8&pid_6877&class_02&subclass_02&os_nt,usb\vid_04e8&pid_6877&class_02&subclass_02,usb\vid_04e8&pid_6877&class_02&os_nt,usb\vid_04e8&pid_6877&class_02
#-018 Searching for compatible ID(s): usb\class_02&subclass_02&prot_01,usb\class_02&subclass_02,usb\class_02
#-198 Command line processed: C:\WINDOWS\system32\services.exe
#W383 "oem79.PNF" migrate: PNF Language = 0809, Thread = 0409.
#I022 Found "USB\VID_04E8&PID_6877&MI_00&OS_NT" in C:\WINDOWS\inf\oem79.inf; Device: "SAMSUNG Android USB Modem"; Driver: "SAMSUNG Android USB Modem"; Provider: "SAMSUNG Electronics Co., Ltd. "; Mfg: "SAMSUNG Electronics Co., Ltd. "; Section name: "SAMSUNG.Install".
#I023 Actual install section: [SAMSUNG.Install.NT]. Rank: 0x00000002. Effective driver date: 07/07/2010.
#-166 Device install function: DIF_SELECTBESTCOMPATDRV.
#I063 Selected driver installs from section [SAMSUNG.Install] in "c:\windows\inf\oem79.inf".
#I320 Class GUID of device remains: {4D36E96D-E325-11CE-BFC1-08002BE10318}.
#I060 Set selected driver.
#I058 Selected best compatible driver.
[2010/10/04 23:01:04 568.12]
#-198 Command line processed: C:\WINDOWS\system32\services.exe
#I140 Installing device class: "Modem" {4d36e96d-e325-11ce-bfc1-08002be10318}.
#E067 Could not locate section [ClassInstall32].
#E142 Class: {4D36E96D-E325-11CE-BFC1-08002BE10318}. Install failed. Error 0xe0000101: The required section was not found in the INF.
[2010/10/04 23:01:06 4052.8]
#-199 Executing "C:\WINDOWS\system32\rundll32.exe" with command line: rundll32.exe newdev.dll,ClientSideInstall \\.\pipe\PNP_Device_Install_Pipe_0.{609808A0-7AE7-468F-8404-89F153095171}
#I060 Set selected driver.
#-019 Searching for hardware ID(s): usb\vid_04e8&pid_6877&rev_0400&mi_00&os_nt,usb\vid_04e8&pid_6877&rev_0400&mi_00,usb\vid_04e8&pid_6877&mi_00&os_nt,usb\vid_04e8&pid_6877&mi_00,usb\vid_04e8&pid_6877&class_02&subclass_02&prot_01&os_nt,usb\vid_04e8&pid_6877&class_02&subclass_02&prot_01,usb\vid_04e8&pid_6877&class_02&subclass_02&os_nt,usb\vid_04e8&pid_6877&class_02&subclass_02,usb\vid_04e8&pid_6877&class_02&os_nt,usb\vid_04e8&pid_6877&class_02
#-018 Searching for compatible ID(s): usb\class_02&subclass_02&prot_01,usb\class_02&subclass_02,usb\class_02
#W383 "oem79.PNF" migrate: PNF Language = 0409, Thread = 0809.
#I022 Found "USB\VID_04E8&PID_6877&MI_00&OS_NT" in C:\WINDOWS\inf\oem79.inf; Device: "SAMSUNG Android USB Modem"; Driver: "SAMSUNG Android USB Modem"; Provider: "SAMSUNG Electronics Co., Ltd. "; Mfg: "SAMSUNG Electronics Co., Ltd. "; Section name: "SAMSUNG.Install".
#I023 Actual install section: [SAMSUNG.Install.NT]. Rank: 0x00000002. Effective driver date: 07/07/2010.
#I022 Found "USB\VID_04E8&PID_6877&MI_00&OS_NT" in C:\Program Files\Samsung\USB Drivers\16_Shrewsbury\ssadmdm2.inf; Device: "SAMSUNG Android USB Modem"; Driver: "SAMSUNG Android USB Modem"; Provider: "SAMSUNG Electronics Co., Ltd. "; Mfg: "SAMSUNG Electronics Co., Ltd. "; Section name: "SAMSUNG.Install".
#I023 Actual install section: [SAMSUNG.Install.NT]. Rank: 0x00000002. Effective driver date: 07/07/2010.
#-166 Device install function: DIF_SELECTBESTCOMPATDRV.
#I063 Selected driver installs from section [SAMSUNG.Install] in "c:\windows\inf\oem79.inf".
#I320 Class GUID of device remains: {4D36E96D-E325-11CE-BFC1-08002BE10318}.
#I060 Set selected driver.
#I058 Selected best compatible driver.
[2010/10/04 23:01:06 4052.11]
#-199 Executing "C:\WINDOWS\system32\rundll32.exe" with command line: rundll32.exe newdev.dll,ClientSideInstall \\.\pipe\PNP_Device_Install_Pipe_0.{609808A0-7AE7-468F-8404-89F153095171}
#I140 Installing device class: "Modem" {4d36e96d-e325-11ce-bfc1-08002be10318}.
#E067 Could not locate section [ClassInstall32].
#E142 Class: {4D36E96D-E325-11CE-BFC1-08002BE10318}. Install failed. Error 0xe0000101: The required section was not found in the INF.