CD DVD Drive missing error code 31 and code 39

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Solution: SUMMARY



After you remove a program from your computer, you can no longer access the CD drive or the DVD drive successfully. The CD drive or the DVD drive does not appear. Or, you receive an error message when you try to access the drive. This article contains two methods to resolve this problem. One of the methods requires that you manually modify the Windows registry to remove the UpperFilters registry entry and the LowerFilters registry entry. You must restart the computer after you follow the steps in this article.

This article is intended for a beginning to intermediate computer user.

You may find it easier to follow the steps if you print this article first.



Symptoms of the problem



In Microsoft Windows XP, after you remove a CD recording program or a DVD recording program, or after you remove a different program, you experience the following symptoms:

•
You cannot access the CD drive or the DVD drive by using My Computer.

•
One of the following error messages appears when you view the CD drive or the DVD drive in Device Manager:

Error message 1

The device is not working properly because Windows cannot load the drivers required for this device (Code 31).

Error message 2

A driver for this device was not required, and has been disabled (Code 32 or Code 31).

Error message 3

Your registry might be corrupted. (Code 19)

•
You receive an 'error code 39' error message.

•
A message that resembles the following appears in the notification area:

Windows successfully loaded the device driver for this hardware but cannot find the hardware device. (Code 41)




Methods to resolve the problem

Method 1: Guided Help to delete the registry entries

Note We recommend that you uninstall all CD recording or CD writing programs before you delete the registry entries. You can reinstall any programs that you use after you resolve this problem.


Method 2: Manually delete the registry entries

Important This article contains information about how to modify the registry. Make sure that you back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs.



Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Modify the registry at your own risk. Log on to Windows by using an account that has administrator rights and permissions. Then, follow these steps.

Step 1: Start Registry Editor

Click Start, click Run, type regedit , and then click OK. Registry Editor starts.

Step 2: Delete the UpperFilters registry entry

1.
In Registry Editor, expand My Computer, and then expand HKEY_LOCAL_MACHINE.

2.
Expand SYSTEM, and then expand CurrentControlSet.

3.
Expand Control, and then expand Class.

4.
Under Class, click {4D36E965-E325-11CE-BFC1-08002BE10318}.

5.
In the right pane (topic area), click UpperFilters.

Note An UpperFilters.bak registry entry may also appear. To delete the UpperFilters registry entry, you must click UpperFilters and not UpperFilters.bak.



6.
On the Edit menu, click Delete.

7.
When you receive the following message, click Yes to confirm the deletion of the UpperFilters registry entry:

Are you sure you want to delete this value?


The UpperFilters registry entry is removed from the {4D36E965-E325-11CE-BFC1-08002BE10318} registry subkey.

Note Do not exit Registry Editor. You must have this program for the next step.

Step 3: Delete the LowerFilters registry entry

1.
In Registry Editor, expand My Computer, and then expand HKEY_LOCAL_MACHINE.

2.
Expand SYSTEM, and then expand CurrentControlSet.

3.
Expand Control, and then expand Class.

4.
Under Class, click {4D36E965-E325-11CE-BFC1-08002BE10318}.

5.
In the right pane (topic area), click LowerFilters.

Note An LowerFilters.bak registry entry may also appear. To delete the LowerFilters registry entry, you must click LowerFilters and not LowerFilters.bak.



6.
On the Edit menu, click Delete.

7.
When you receive the following message, click Yes to confirm the deletion of the LowerFilters registry entry:

Are you sure you want to delete this value?

The LowerFilters registry entry is removed from the {4D36E965-E325-11CE-BFC1-08002BE10318} registry subkey.

8.
Exit Registry Editor.


Step 4: Restart the computer

If a CD recording program no longer works after you restart the computer, you must reinstall the CD recording program.





Keywords: error code 31 39 missing CD drive DVD drive


Applies To: Microsoft Windows XP Professional