Windows 95 Device Manager Codes

Code 1
This code means the system has not had a chance to configure the device.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 2
This code means the device loader (DevLoader) failed to load a device.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 3
This code means the system has run out of memory.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 4
This code means the .inf file for this device is incorrect. For example, the .inf file specifies a field that should be text, but is binary instead.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel. If you continue to receive this error code, please contact the hardware's manufacturer for an updated .inf file.

Code 5
This code means there was a device failure due to the lack of an arbitrator. If a device requests a resource type for which there is no arbitrator, you receive this error code.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 6
This code means there is a conflict between this device and another device.
To resolve this error code, see the "Troubleshooting Conflicting Hardware" topic in Windows 95 Help, or see the following article in the

Code 7
This code means that no configuration can be performed on the device.
If the device works correctly, you do need not to perform any steps to correct the code.
If the device does not work correctly, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.
If you continue to receive this error code and the device does not function properly, check with the hardware's manufacturer or the Microsoft Software Library for an updated driver.

Code 8
This code means the device loader (DevLoader) for a device could not be found. For example, the .inf file for the device may refer to a missing or invalid file.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.
If you continue to receive this error code, contact the hardware's manufacturer about an updated .inf file.

Code 9
This code means that the information in the registry for this device is invalid.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.
If you continue to receive this error code, contact the hardware's manufacturer for the proper registry settings.

Code 10
This code means that the device failed to start (for example, it is missing or is not working properly).
To resolve this error code, make sure the device is attached to the computer correctly. For example, make sure all cables are plugged in fully and that all adapter cards are plugged into their slots fully.

Code 11
This code means that the device failed.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 12
This code means one of the resource arbitrators failed. This can occur if the device is software configurable and it does not currently have a resource, if the system is out of resources (for example, all the interrupts are in use), or if the device requests a resource and that resource is currently in use by another device that will not release the resource.
To resolve this error code, see the "Troubleshooting Conflicting Hardware" topic in Windows 95 Help, or see the following article in the Microsoft Knowledge Base:

Code 13
This code means the device failed due to a problem in the device driver.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 14
This code means the device has a problem that may be resolved by restarting your computer.
To resolve this error code, shut down Windows 95, turn off your computer, and then turn it back on.

Code 15
This code means the device's resources are conflicting with another device's resources.
To resolve this error code, see the "Troubleshooting Conflicting Hardware" topic in Windows 95 Help, or see the following article in the

Code 16
This code means the device was not fully detected. When a device is not fully detected, all of its resources may not be recorded.
To resolve this error code, click the Resources tab in the device's properties to manually enter the settings.

Code 17
This code means the device is a multiple-function device and the .inf file for the device is providing invalid information on how to split the device's resources to the child devices.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel. If you continue to receive this error code, please contact the hardware's manufacturer about an updated .inf file.

Code 18
This code means that an error has occurred and the device needs to be reinstalled.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 19
This code means the registry returned an unknown result.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 20
This code means VxD Loader (Vxdldr) returned an unknown result. For example, there could a version mismatch between the device driver and the operating system.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 21
This code means the device has a problem that may be resolved by restarting your computer.
To resolve this error code, shut down Windows 95, turn off your computer, and then turn it back on.

Code 22
This code means the device is disabled.
To resolve this error code, enable the device. To do so, follow these steps:
1.In Control Panel, double-click System.
2.Click the Device Manager tab.
3.Double-click the category for the device you want to enable, and then double-click the device.
4.In the Device Usage box, click the check box for the configuration in which you want to enable the device. For example, click the Original Configuration (Current) check box to select it.
5.Click OK, and then click Close. 6.Shut down and restart your computer.

Code 23
This code means the device loader delayed the start of a device and then failed to inform Windows 95 when it was ready to start the device.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 24
This code means that the device was not found (for example, it is missing or is not working properly).
To resolve this error code, make sure the device is attached to your computer correctly. For example, make sure all cables are plugged in fully and that all adapter cards are plugged into their slots fully.

Code 25
This code occurs only during the first reboot in Windows 95 Setup and is not visible.
No resolution is necessary.

Code 26
This code means a device failed to load or that there may be a problem in the device driver (for example, the file may be damaged).
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel. If you continue to receive this error code, check with the hardware's manufacturer or the Microsoft Software Library for an updated driver.

Code 27
This code means the portion of the registry describing possible resources for a device does not contain valid entries. For example, the device is marked as configurable, but the configuration information in the .inf file is set to hardwired.
To resolve this error code, use Device Manager to remove the device and then run the Add New Hardware tool in Control Panel.

Code 28
This code means the device was not installed completely.
To resolve this error code, click the Driver tab in the device's properties and then click Change Driver to update the driver.

Code 29
This code means the device has been disabled because the device does not work properly and cannot be made to work properly with Windows 95.
You may be able to resolve this error code by enabling or disabling the device in the computer's CMOS settings. Windows 95 cannot override this setting. Please contact the computer's manufacturer for assistance with using the computer's CMOS setup program.

Code 30
This code means that an IRQ cannot be shared. This may occur when a PCI/EISA SCSI controller is sharing an IRQ that is also in use by a real- mode device driver that Windows 95 does not take over.
To resolve this error code, remove the real-mode driver that is using the same IRQ as this device. The real-mode driver may be loading in the Config.sys or Autoexec.bat file.