What errors show up in the console (F12) when the save hangs? It might be connected to the highlighting, as other scripts with highlighting were reported to also trigger this save hang issue.
EDIT: Oops, I somehow missed the previous post when writing this one, sorry for the double post.
EDIT: Oops, I somehow missed the previous post when writing this one, sorry for the double post.
Re: [Script] WME Toolbox (1.6.2)