Microsoft has published a comprehensive Knowledge Base article on what to do when your Zune player or a Windows Phone is not detected by the Zune software.
It contains steps to follow depending on the error code that you receive in Windows Device Manager.
The Error Codes are:
– Code 1. This device is configured incorrectly.
– Code 3. The driver for this device might be corrupted, or the system may be running low on memory or other resources
– Code 10. This device cannot start
– Code 14. This device cannot work properly until you restart your computer
– Code 18. Reinstall the drivers for this device
– Code 19. Windows cannot start this hardware device because its configuration information (in the registry) is incomplete or damaged. To fix this problem you can first try running a Troubleshooting Wizard. If that does not work, you should uninstall and then reinstall the hardware device.
– Code 21. Windows is removing this device
– Code 22. This device is disabled
– Code 24. This device is not present, is not working properly, or does not have all its drivers installed.
– Code 28.The drivers for this device are not installed
– Code 31. This device is not working properly because Windows cannot load the drivers required for this device
– Code 32. A driver (service) for this device has been disabled. An alternate driver may be providing this functionality
– Code 37. Windows cannot initialize the device driver for this hardware
– Code 38. Windows cannot load the device driver for this hardware because a previous instance of the device driver is still in memory
– Code 39. Windows cannot load the device driver for this hardware. The driver may be corrupted or missing
– Code 40. Windows cannot access this hardware because its service key information in the registry is missing or recorded incorrectly
– Code 41. Windows successfully loaded the device driver for this hardware but cannot find the hardware device
– Code 42. Windows cannot load the device driver for this hardware because there is a duplicate device already running in the system
– Code 44. An application or service has shut down this hardware device
– Code 45. Currently, this hardware device is not connected to the computer
– Code 46. Windows cannot gain access to this hardware device because the operating system is in the process of shutting down
– Code 47. Windows cannot use this hardware device because it has been prepared for safe removal, but it has not been removed from the computer.
– Code 48. The software for this device has been blocked from starting because it is known to have problems with Windows. Contact the hardware vendor for a new driver
– Code 49. Windows cannot start new hardware devices because the system hive is too large (exceeds the Registry Size Limit).
Visit: Microsoft KB953933, if you do get any of these error codes for the cause and resolution.