This ones not a new glitch but I realised its still happening. Occasionally when I attempt to put a item out of my inventory in to my bank it does nothing and I get this error from the console.
[ERROR] addons/nondb-beta/lua/nondb/vgui/custom/invitem.lua:214: bad argument #1 to 'WriteUInt' (number expected, got nil)
1. WriteUInt - [C]:-1
2. DoClick - addons/nondb-beta/lua/nondb/vgui/custom/invitem.lua:214
3. OnMouseReleased - lua/vgui/dlabel.lua:206
4. unknown - lua/vgui/dmenuoption.lua:116