Maintenance for the week of March 25:
• [COMPLETE] ESO Store and Account System for maintenance – March 28, 9:00AM EDT (13:00 UTC) - 12:00PM EDT (16:00 UTC)
If the crafting stations have gone missing from your house, there could be an issue with them not loading properly. Try power-cycling your console and delete the local save data as described here. If the crafting stations are still missing afterwards, you can open a ticket with customer support.