1) fam put some more subtrate in there that T is gonna climb up there and fall and kill himself.
2) The enclosure is too big, if it's the size I'm assuming it is, 2-2.5 inches. Mine barricaded herself in her hide for several weeks as soon as I bought her, to the point where I thought she was molting. However, turns out it was just because she was stressed. I put her in this afterward:
and since then, she's been much happier and more active.