patch 8.1.2076: crash when trying to put a terminal in a popup window Commit: https://github.com/vim/vim/commit/e0d749a49630778d45642d7589a3703697746760 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 25 22:14:48 2019 +0200 patch 8.1.2076: crash when trying to put a terminal in a popup window Problem: Crash when trying to put a terminal buffer in a popup window. Solution: Check for NULL buffer. Do not allow putting a terminal in a popup window.

--- a/src/popupwin.c
+++ b/src/popupwin.c
@@ -1638,6 +1638,11 @@ popup_create(typval_T *argvars, typval_T
 		semsg(_(e_nobufnr), argvars[0].vval.v_number);
 		return NULL;
 	    }
+	    if (buf->b_term != NULL)
+	    {
+		emsg(_("E278: Cannot put a terminal buffer in a popup window"));
+		return NULL;
+	    }
 	}
 	else if (!(argvars[0].v_type == VAR_STRING
 			&& argvars[0].vval.v_string != NULL)