Windows error code 19 is a common device driver error. This error usually occurs when you are attempting to use a device that is connected to your computer, such as a printer or other USB device.
To fix this error, you should start by reinstalling the driver. Go to Device Manager on your computer and choose the device by right clicking on it. The properties dialog box should now be displayed. Click on the Driver tab and then choose Uninstall. Follow all of the prompts that follow to complete the uninstallation of the device driver and then restart your computer. After your computer has started, go back to Device Manager and click Action. Then choose Scan for hardware changes. Follow all of the prompts and the driver should be reinstalled.
If reinstalling the device drivers does not resolve the problem, you may need to return your registry to the last successful configuration. If you feel that you are not competent with basic computer skills, you may want to get a more knowledgeable computer person to assist you with this resolution.
This is a feature that is built into Windows to help with all kinds of configuration errors that frequently occur. The theory behind this fix is that the last time your computer started and worked, error-free, the registry must have been in good shape. Something may have happened to your computer's registry between that last successful set up and the appearance of the error message.
To revert to the last known good configuration:
The registry will now be restored back to the last successful configuration. If this does not resolve the problem, you may have a more serious registry corruption on your hands. Find an experienced and trusted computer technician to help you with fixing your computer's registry. If you have a system restore software package or registry utilities built into your security suite, you may be able to use these options to fix the corruption in the registry.
TipFor more information, please see: How to fix Driver error #19