How does it appear in Disk Management (Is that what you mean by "drive manager"?)? Have you hidden E: from My Computer with TweakUI or similar?
Try the recovery software. If you use the right one, you can nearly always get your data back. I have had good luck with Ontrack's Easyrecovery. But there are many others. Try the recommended PCInspector one since it is free.
Try the recovery software. If you use the right one, you can nearly always get your data back. I have had good luck with Ontrack's Easyrecovery. But there are many others. Try the recommended PCInspector one since it is free.