Error 50 on the iPod

1. Unplug the connection cable from the Apple iPod and the computer, and close Apple iTunes.
2. Highlight and copy the following command lines by pressing the 'Ctrl' and 'C' keys on your computer keyboard:regsvr32 /s softpub.dllregsvr32 /s wintrust.dllregsvr32 /s dssenh.dllregsvr32 /s rsaenh.dllregsvr32 /s gpkcsp.dllregsvr32 /s sccbase.dllregsvr32 /s slbcsp.dllregsvr32 /s mssip32.dllregsvr32 /s cryptdlg.dllregsvr32 /s initpki.dll
3. Click 'Start' on the desktop taskbar. Choose 'All Programs' followed by 'Accessories.' Click 'Notepad' to launch this program.
4. Click 'Edit' in the main menu, then select 'Paste' to paste the command lines you copied earlier.
5. Choose 'File' in the main menu, then select 'Save as' from the drop-down menu. Type 'appleipod.bat' into the 'File Name' input box. Set your computer desktop as the file save location. Click the 'Save' button.
6. Go to your computer desktop. Double-click the 'appleipod' file with 'gears' icon. This launches a command window on the computer desktop. After about one minute, the window will close automatically.
7. Launch Apple iTunes and connect the iPod to your computer with the supplied connection cable. Apple iTunes will prompt you to restore the device. Click the 'Restore' button to launch the process. If prompted, select 'Restore and Update' or 'Use Newest Version' in the restore options dialog window.