diff -up vim82/src/ex_docmd.c.nowarnings vim82/src/ex_docmd.c
--- vim82/src/ex_docmd.c.nowarnings	2020-07-28 11:42:07.437603829 +0200
+++ vim82/src/ex_docmd.c	2020-07-28 11:44:25.432201129 +0200
@@ -4020,6 +4020,7 @@ get_flags(exarg_T *eap)
     void
 ex_ni(exarg_T *eap)
 {
+    return;
     if (!eap->skip)
 	eap->errmsg =
 		_("E319: Sorry, the command is not available in this version");