IIS Error Server Application Error detailed resolution _asp basics

Server Application Error
The server has encountered an error while loading a application during the processing of your of request. Please refer to the event log for more detail information. Please contact the server Administrator for assistance.

Method 1: Change the password in User Manager or users and groups so that it matches the IIS metabase password

1.	In the Command window, locate the folder where the Adsutil.vbs file resides. Use the Adsutil.vbs tool to obtain the password for the IWAM and IUSR accounts from the IIS metabase.
2.	To change the IUSR and/or IWAM passwords in Windows NT, follow these steps: A. On the start menu, point to the program , point to Administrative Tools , and then click Domain User Manager . In the domain User Manager, you can change account information for all Windows NT user accounts and groups. B. Double-click the IUSR_ computer name and/or IWAM_ computer name User, and then modify the password to reflect the IIS metabase password that you obtained in step 1. To change the IUSR and/or IWAM passwords in Windows 2000, follow these steps: A. On the start menu, point to the program , point to Administrative Tools , and then click Computer Management . B. Under the System Tools node, click to expand the Local users and groups and users nodes. In the Users node, you can change account information for all Windows 2000 user accounts and groups. C. Right-click the IUSR_ computer name and/or IWAM_ computer name account, and then clicking Set Password . D. Modify the password so that it reflects the IIS metabase password you obtained in step 1.
3.	Browse to the ASP page that returns the error message to check if the problem has been resolved.

Method 2: Change the IIS metabase so that it matches the IUSR and/or IWAM passwords

1.	to change the IUSR and/or IWAM passwords in Windows NT, follow these steps: A. on the Start menu, point to Programs , point to Administrative Tools , and then click Domain User Manager . In the domain User Manager, you can change account information for all Windows NT user accounts and groups. B. Double-click the IUSR_ computer name and/or IWAM_ computer name account, and then type the new password. to change the IUSR and/or IWAM passwords in Windows 2000, follow these steps: A. on the Start menu, point to Programs , point to Administrative Tools , and then click Computer Management . B. under System Tools node, click to expand the Local users and groups and users nodes. In the Users node, you can change account information for all Windows 2000 user accounts and groups. c. Right-click the IUSR_ computer name and or IWAM_ computer name Account, and then click Set Password . Type a new password.
2.	In the Command window, locate the folder where the Adsutil.vbs file resides. Use the Adsutil.vbs utility to set a password for the IWAM and IUSR accounts in the IIS configuration database.
3.	Browse to the ASP page that returns the error message to check if the problem has been resolved.

function	Grammar
Get IUSR account password	cscript.exe adsutil.vbs get W3svc/anonymoususerpass
Get IWAM account password	cscript.exe adsutil.vbs get W3svc/wamuserpass
Set IUSR account password	cscript.exe adsutil.vbs set w3svc/anonymoususerpass "password"
Set IWAM account password	cscript.exe adsutil.vbs set w3svc/wamuserpass "password"

Attention: When you try to obtain a password in Windows NT 4.0, the password is displayed as clear text, but in Windows 2000, the password is displayed as an asterisk. To also have the password appear as plaintext in Windows 2000, you must modify the Adsutil.vbs to display the plaintext. To do this, follow these steps:

1.	In Notepad, open the Adsutil.vbs.
2.	On the Edit menu, click Find , type IsSecureProperty = True, and then click Find Next .
3.	Change ' IsSecureProperty = True ' to ' IsSecureProperty = False '.
4.	Save the changes you made to Adsutil.vbs, and then close Notepad.

Change the password in MTS or Component Services

Windows 2000/xp/2003

IIS 5.0 provides a synciwam.vbs file to update the startup identity of all IIS COM + application packages running out-of-process. The Synciwam.vbs script is located in the < drive >\inetpub\adminscripts folder. You can run Synciwam.vbs using CScript or WScript.

To use Synciwam.vbs, type the following command at a command prompt:
Cscript.exe Synciwam.vbs-v
You may need to restart IIS for all changes to take effect. To restart IIS, on the Start menu, click Run , type iisreset, and then click OK .

Attention:
The following image appears when COM + is damaged

At the end of the Cscript c:\inetpub\adminscripts\synciwam.vbs-v.
Error:1ad:activex part cannot create object
Or you can add Component Services by running MMC but automatically shuts down or makes an error when you turn on the computer
Workaround to reinstall COM +
At first it was said that COM + error

To view the event log:
A state that indicates that this COM + application is in an unstable state or is not functioning properly. Declaration failed: succeeded (HR)

Server application ID: {02d4b3f1-fd88-11d1-960d-00805fc79235}
Server Application Instance ID:
{6615e3fe-d159-48b5-bb65-d6b00778e75f}

This is Microsoft's solution for the 2000 system:
1. Delete or rename the%windir%\system32\clbcatq.dll
2. Restart
3. Enter the registry delete HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\COM3 Whole branch (note backup)
4. Run cmd, play CD%windir% carriage return
5. Hit RMDIR/S registration carriage return
6. If you've ever played a ms04-012 patch, please reload it.
7. Go to Control Panel and click Add/Remove Windows Components
8. Reinstall COM +