Troubleshooting

Either access denied for the user or the remote DCOM option might be disabled in the workstation

This error message is shown when scanning of a Windows workstation fails due to any of the following reasons:

1. The login name and password provided for scanning might be invalid in the workstation.

2. Remote DCOM option might be disabled in the remote workstation.

1. Check if the login name and password are entered correctly.

2. Check if Remote DCOM is enabled in the remote workstation. If not enabled, then enable the same.
   
   
   
   To enable DCOM in Windows 2000 Computers:

   1. Select Start > Run

   2. Type DCOMCNFG in the text field

   3. Click OK.

   4. Select Default Properties tab

   5. Check the box "Enable Distributed COM in this machine"

   6. Press OK

   To enable DCOM in Windows XP Computers:

   1. Select Start > Run

   2. Type DCOMCNFG in the text field

   3. Click OK

   4. Right Click on Component Services > Computers > My Computer

   5. Click Properties

   6. Select Default Properties tab in the frame that pops

   7. Check the box "Enable Distributed COM in this machine"

   8. Press OK

3. Check if the user account is valid in the target workstation. For this execute the following commands in the command prompt (of the server machine).
   
   
   
   net use \<RemoteComputerName>C$  /u:<DomainNameUserName>  "<password>"
   
   net use \<RemoteComputerName>ADMIN$  /u:<DomainNameUserName>  "<password>"
   
   
   
   Replace the relevant value within <>. Supply password within the quotes.

User does not have the access privileges to perform this operation

Remote DCOM option is disabled in the Server machine

To know how to enable DCOM in  Windows system refer to resolution of the error message Either access denied for the user or the remote DCOM option might be disabled in the workstation.

1. Select Start->Run

2. Type Firewall.cpl

3. Click OK.

4. In the General tab, click Off.

5. Click OK.

If  Firewall cannot be disabled then, we can lauch Remote Administration feature for administrators in the remote computer. The following command when executed in the target computer, can enable the feature:

netsh friewall set service RemoteAdmin

 

After scanning the computer, if required, the Remote Administration feature can also be disabled. The following command disables the feature:

netsh friewall set service RemoteAdmin disable

Install WMI core in the remote workstation. This can be downloaded from the Microsoft web site. If the problem is due to WMI Components registration, then register the WMI dlls by executing the following command at command prompt:



winmgmt /RegServer

Restart the WMI Service in the remote workstation. To restart the WMI service in the workstation

1. Click Start -> Run.

2. Type Services.msc

3. Click OK.

4. In the Services window that pops-up, select "Windows Management Instrumentation" service and right-click on that.

5. Click Restart.

Modify the property of WMI Service to Manual or Automatic from Disabled.

1. Click Start -> Run.

2. Type Services.msc

3. Click OK.

4. In the Services window that pops-up, select "Windows Management Instrumentation" service and right-click on that.

5. Click Properties.

6. If the Startup type is "Disabled", change it to "Automatic/Manual" and start the service.

7. Restart the service.

1. Use Regedit to navigate to: HKEY_LOCAL_MACHINESOFTWAREMicrosoftOLE.

2. Double-click the EnableDCOM value Name, a string (REG_SZ) data type. Set its data value to Y, even if it is already SET to Y.

3. Click OK

4. Shutdown and restart the computer.