Summary of several cases where IIS cannot start an error

1, reset the IIS IWAM account password and IUSR password. (Administrative Tools-〉 Computer Management-〉 Local Users and Groups-〉 users)
2, synchronous IIS metabase in the Iwam_myserver password, in cmd: C:\inetpub\adminscripts>adsutil set W3svc/wamuserpass "YourPassword"
3, synchronous COM + applications used in the Iwam_myserver password, in cmd: C:\inetpub\adminscripts>cscript synciwam.vbs-v

If you end up with a error:80110414 error
Component Services-> computer-> My Computer->com+ application->iis out-of-process pooled applications-> attribute-> identity. Enter the password you just set, OK to exit, and then execute cscript synciwam.vbs-v

unexpected situation one: run->cmd-> input net start MSDTC, if there is an error prompt that the service cannot start.

To delete a key from the registry:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSDTC
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC
Hkey_classes_root\cid
Stop MSDTC service: net stop MSDTC
Uninstall the MSDTC service: Msdtc-uninstall
Reinstall the MSDTC service: Msdtc-install
Restart the computer
Start the service: net start MSDTC

Contingency two: IIS appears the specified module could not is found solution (remember the advanced option in IE Remove "show friendly HTTP error message")

IIS Web site Properties-> Directory security-> Anonymous access and authentication control
Remove allow IIS to control password

unexpected situation three: cannot expand ' COM + application '

MS DTC log file was mistakenly deleted, cmd enter Msdtc-resetlog to recreate the log file

Unexpected situation:IIS Out-of-process pooled is not found in the ' COM + application ' expansion applications

Enter CD%windir%/system32/inetsrv
Enter Rundll32 wamreg.dll, CreateIISPackage
Note: You must type ' createiispackage ' exactly as it is case-sensitive
Enter regsvr32 asptxn.dll
Close and reopen ' Component Services '