Streaming and playing in Berezino found a leather sewing kit in house while playing on .63 Official experimental server Northeast 0-1. I tried to repair the item in many different manners. No method of combining, click or dragging worked. Seemed no way to repair items. Was unable to try on other Blue Childs Backpack either, Leather sewing kit did not work, Replicated both actions with both backpacks and tried all manners of combining, dropped on ground, held sewing kit in hand. I tried to combine from vicinity window, tried it from my back pack and hands, in hands while on ground. Nothing worked. I tried many times and could not achieve a repair previously done in .62