Lost my Unique item to Santum machine

I just got my clerics amulet and it was 1 Legendary potential. i had to beat the level 4 sanctum on HC which was almsot the end of my character. Then i do the recipe and it took the item but on the other end it wasnt created it was just loading… after leaving the map and coming back it was still stuck. so i logged out . and logged back in and i got my Exalt item back but it ate the legendary and i have no clue where it went please can i get some assistance