Q: all of my songs are showing on itunes but they will not play or locate, the titles are there but no music

If you meas that they do not play in iTunes on the computer then

iTunes: Finding lost media and downloads

If you can find them then

- You can redownload most iTunes purchases by:

  Downloading past purchases from the App Store, iBookstore, and iTunes Store

- For other media like music from CDs you will have to reimport them into your itunes library

If the problem is on the iPod:

Try:

- Reset the iOS device. Nothing will be lost      

Reset iOS device: Hold down the On/Off button and the Home button at the same time for at

least ten seconds, until the Apple logo appears.

- Unsync/delete all music and resync

To delete all music go to Settings>General>Usage>Storage>Music>Tap edit in upper right and then tap the minus sign by All Music

- Reset all settings                 

Go to Settings > General > Reset and tap Reset All Settings.

All your preferences and settings are reset. Information (such as contacts and calendars) and media (such as songs and videos) aren’t affected.

- Restore from backup. See:                                               

iOS: Back up and restore your iOS device with iCloud or iTunes

- Restore to factory settings/new iOS device.