Hmmm, did some of the mappings change with this release? Now hitting CTRL-B (I do that a lot in NERDTree) gives me the "E5248: Invalid character in group name"

Hmmm, did some of the mappings change with this release? Now hitting CTRL-B (I do that a lot in NERDTree) gives me the "E5248: Invalid character in group name" error.