| Error code | Error description | Suggested resolution |
| Code 1 | Device is not configured correctly | To resolve the problem, follow the instructions in the Device Status box. In addition, you may be able to resolve this issue by removing the device in Device Manager, and running the Add New Hardware wizard from the Control Panel. |
| Code 2 | Depending on which device is failing, you may see either of two different messages. This code means that the device loader (DevLoader) did not load a device. When this device is a Root Bus DevLoader (for example, ISAPNP, PCI, or BIOS), the following message displays: could not load the driver for this device because the PC is reporting two <type> bus types. (Code 2)
When the device is not root bus DevLoader, the following message displays: <type> device loader(s) for this device could not load the device driver. (Code 2)
The | Try
updating the BIOS
.
Try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device. |
| Code 3 | The device might be corrupted or the computer is low on memory or other resources. | Try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device. Simply restarting the computer or deleting large files from the hard disk drive may also resolve this issue. |
| Code 4 | The INF file for this device is incorrect or the registry is damaged. For example, the .inf file specifies a field that should be text, but is binary instead. | Try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device.
If you continue to receive this error code, update the driver. |
| Code 5 | Device failure is due to lack of an arbitrator. | To resolve this error code, update the driver as suggested, try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device. |
| Code 6 | There is a conflict between this device and another device. | Click the Resources tab in the device properties to manually enter the settings or replace the device with one that is compatilbe with Plug and Play technology. |
| Code 7 | No configuration can be performed on the device. | If the device works correctly, it is not necessary to perform any steps to correct the code. If the device does not work correctly, try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device.
If you continue to receive this error code, try updating the driver. |
| Code 8 | 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.
| For most cases, the resolution is to reinstall or update the driver. As an alternative, try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device.
If you continue to receive this error code, contact the hardware manufacturer about updated drivers. |
| Code 8 | If the DevLoader is a system DevLoader, the following text displays: device is not working properly because Windows cannot load the file <name> that loads the drivers for the device.
This | To fix this problem, perform a system recovery. |
| Error code | Error description | Suggested resolution |
| Code 9 | Information in the registry for this device is invalid. | It may be possible to resolve this error by using Device Manager to remove the device, and install the device again.
If you continue to receive this error code, contact the hardware manufacturer for the proper registry settings. |
| Code 10 | Device failed to start (for example, it is missing or is not working properly).
This message can vary greatly because the text for this message can come from the driver. | To resolve this error code, be sure that the device is attached to the computer correctly. For example, be sure that all cables are connected firmly and that all adapter cards are fully inserted into their slots.
Follow the suggested solution button and update the device driver. It may be possible to remove the device and re-detect it automatically. |
| Code 11 | Device failure.
| Try removing and reinstalling the device, updating the driver, and making sure that the device is compatible with the version of Windows that you are using. |
| Code 12 | Two devices are assigned to the same resource, or the BIOS settings are not providing the driver with enough resources. | To resolve this error code, disable or remove one the devices that is involved. Click the Resources tab in the device properties to manually enter the settings, or to replace the device with one that is Plug and Play compatible. |
| Code 13 | Device failed due to a problem in the device driver. | Try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device. |
| Code 14 | The device has encountered a problem that may be resolved by restarting your computer. | Restart the computer. |
| Code 15 | Device resources are conflicting with the resources of another device. | To resolve this error code, click the Resources tab in the device properties to manually enter the settings, or to replace the device with one that is Plug and Play compatible. |
| Code 16 | The device was not fully detected. When a device is not fully detected, all of the resources for the device may not be recorded. | To resolve this error code, click the Resources tab in the device properties to manually enter the settings, or to replace the device with one that is Plug and Play compatible. Updating the driver, if one is available, may also help. |
| Code 17 | Hardware is a multiple-function device and the .inf file for the device is providing invalid information on how to split the device resources to the child devices. | Try removing the device from Device Manager and restarting the computer to reinstall/reinitialize the device.
If you continue to receive this error code, contact the hardware manufacturer about updated driver or installation files. |
| Code 18 | Device needs to be reinstalled. | To resolve this issue, follow the recommended solution. If that does not work, try removing the device from Device Manager and restarting the computer to reinstall/reinitialize the device. |
| Error Code | Error description | Suggested resolution |
| Code 19 | The registry returned an unknown result. | To resolve this issue, follow the recommended solution, which will run Scanreg.exe.
If this does not resolve the issue, type scanreg/restore
from a command prompt.
Finally, remove the device from Device Manager, and re-detect by installing the device again. |
| Code 20 | This code means VxD Loader (Vxdldr) returned an unknown result. For example, there could be a version mismatch between the device driver and the operating system. | To resolve this issue, follow the recommended solution.
If that does not work, try removing the device from Device Manager and installing the device again. |
| 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, turn off your computer, and then turn it back on.
|
| Code 22 | This device is disabled. | To resolve this error code, enable the device. To do so, right-click the name of the device in device manager, select Enable
, , and then restart the computer.
If this does not work, try removing the device from Device Manager and restartint the computer to reinstall/reinitialize the device.
Is the device disabled in the BIOS? Try enabling the device from the
BIOS setup utility
. |
| Code 23 | This code means the device loader delayed the start of a device and then failed to inform Windows when it was ready to start the device. | To resolve this error code, verify the settings for the primary display adapter in Display properties. Try removing the primary and secondary display adapters from Device Manager, and then restarting the computer.
Verify that the drivers are current and installed correctly.
For devices other than display adapters, follow the recommended solution.
If that does not work, try removing the device from Device Manager and restarting the computer. |
| Code 24 | The device is not present, is not working properly, or does not have all of the device drivers installed. | To resolve this error code, follow the recommended solutions.
If the device still does not work, confirm that the device is connected to your computer correctly. For example, be sure that all cables are correctly installed, or that the adapter cards are properly seated in their slots.
|
| Code 25 | This problem typically exists only during the first and second boots after Windows Setup copies all the files. As such, if this code is identified, it is likely an incomplete installation. | To resolve this issue, follow the recommended solution. It may be necessary to perform a system recovery. |
| Code 26 | This code means a device did not load. There may be a problem in the device driver or all the device drivers may not have installed. | To resolve this error code, follow the recommended solution. If this does not work, use Device Manager to remove the device and then restart the computer.
If you continue to receive this error code, try updating the 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 restart the PC.
If the device still does not work, try updating the driver. |
| Code 28 | Drivers are not installed. | To resolve this issue, follow the recommended solution. If that does not work, try removing the device from Device Manager and restarting the computer.
You need to obtain drivers if the error still occurs. |
| Error code | Error description | Suggested resolution |
| Code 29 | The device firmware did not provide enough resources. | Update the driver for the device.
If the error continues, the device may be incompatible with the version of Windows that you are using, the device hardware may have failed, or the connection to the device may be bad. |
| Code 30 | This code means that an IRQ cannot be shared. | There may be two hardware devices that are jumpered to the same IRQ. Update the hardware to Plug and Play compatible versions, or correct the jumper settings. |
| Code 31 | Windows cannot load the drivers required for this device. | Update the driver for the device.
If the error continues, the device may be incompatible with the version of Windows that you are using, the device hardware may have failed, or the connection to the device may be bad. |
| Code 32 | A driver (service) for this device has been disabled. | The start type for this driver is set to disabled in the registry.
Try removing the device from Device Manager and restarting the computer to reinstall/reinitialize the device. |
| Code 33
| Windows cannot determine which resources are required. | The device may not be compatible with the version of Windows that you are using. You may need to replace the device with a Plug and Play compatible device. |
| Code 34
| Windows is unable to determine the configuration settings for a device you are attempting to install. | To resolve this error code, click the Resources tab in the device properties to manually enter the settings or replace the device with one that is Plug and Play compatible. |
| Code 35 | The device you are trying to install cannot be properly configured for use. | Try
updating the BIOS
. |
| Code 36 | The device Interrupt request (IRQ) parameters need reconfiguration. | Consult the documentation that came with the hardware and use the
BIOS setup utility
to change IRQ settings. |
| Code 37 | Windows is unable to initialize a hardware device driver. | Try removing the device from Device Manager and restart the computer to reinstall/reinitialize the device.
If you continue to receive this error code, update the driver. |
| Code 38 | The driver cannot be installed because an instance of the driver already exists in system memory. | Restart the computer and update the driver if the error continues. |
| Code 39 | Windows cannot find the driver for a device. | Try removing the device from Device Manager and restarting the computer to reinstall/reinitialize the device.
If you continue to receive this error code, update the driver. |
| Code 40
| Windows cannot access a device because the service key information is incorrect, or does not exist in the registry | Try removing the device from Device Manager and restarting the computer to reinstall/reinitialize the device.
Perform a system recovery to recover the registry if the error persists. |
| Code 41
| Windows successfully loaded the device driver for this hardware, but cannot find the hardware device | Follow the steps below:
Remove the device name from Device Manager and shut down the computer. Remove the device from the computer and then reconnect it to confirm that the connection is good. Turn on the computer.
If the error continues, be sure that the device is compatible with the version of Windows that you are using. |
| Code 42 | The device driver cannot be installed because an instance of the device already exists in system memory. | Restart the computer. If the error persists, use the Troubleshooting tab to help correct this problem. If you have two devices of the same type and manufacturer, remove one them from the computer. |
| Code 43
| A device driver is not functioning properly. | Restart the computer. If the error persists, use the Troubleshooting tab to help correct this problem. |
| Code 44 | An accidental device shutdown has occurred. | Restart the computer. If the error persists, use the Troubleshooting tab to help correct this problem. |
| Code 45 | Currently, this hardware device is not connected to the computer. | This error code requires no action. |
| Code 46
| The device is not accessible because the operating system is in the process of shutting down.
The device should work properly when you restart the computer. | This error code requires no action. |
| Code 47 | The device is not accessible because it is in safe removal mode, but has not yet been uninstalled. | Unplug the device from the computer and then plug it back in.
Restart the computer to reactivate the device. |
| Code 48 | The software for this device has been blocked from starting because it is known to have problems with Windows. | Update the driver or replace the device with compatible hardware. |
| Code 49 | Windows cannot start new a device because the registry size limit is exceeded. | Resolve this error by using the Device Manager to uninstall any unwanted or unused devices, and then restart the computer. You may need to perform a system recovery to restore the registry. |