commit https://github.com/vim/vim/commit/eed284a16977ab81fa6da8c9562990ba498acd8c Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 22 23:13:33 2016 +0100 patch 7.4.1395 Problem: Using DETACH in quotes is not compatible with the Netbeans interface. (Xavier de Gaye) Solution: Remove the quotes, only use them for JSON and JS mode.

--- a/src/netbeans.c
+++ b/src/netbeans.c
@@ -461,7 +461,7 @@ nb_parse_cmd(char_u *cmd)
 	/* NOTREACHED */
     }
 
-    if (STRCMP(cmd, "\"DETACH\"") == 0)
+    if (STRCMP(cmd, "DETACH") == 0)
     {
 	buf_T	*buf;