3 files changed, 17 insertions, 5 deletions
diff --git a/src/nvim/api/private/helpers.c b/src/nvim/api/private/helpers.c
index bf19c8c395..519f2cc5bf 100644
--- a/src/nvim/api/private/helpers.c
+++ b/src/nvim/api/private/helpers.c
@@ -150,7 +150,18 @@ bool try_end(Error *err)
       xfree(msg);
     }
   } else if (did_throw) {
-    api_set_error(err, kErrorTypeException, "%s", current_exception->value);
+    if (*current_exception->throw_name != NUL) {
+      if (current_exception->throw_lnum != 0) {
+        api_set_error(err, kErrorTypeException, "%s, line %" PRIdLINENR ": %s",
+                      current_exception->throw_name, current_exception->throw_lnum,
+                      current_exception->value);
+      } else {
+        api_set_error(err, kErrorTypeException, "%s: %s",
+                      current_exception->throw_name, current_exception->value);
+      }
+    } else {
+      api_set_error(err, kErrorTypeException, "%s", current_exception->value);
+    }
     discard_current_exception();
   }
 
diff --git a/src/nvim/ex_getln.c b/src/nvim/ex_getln.c
index 62586598bf..47ee1c00ce 100644
--- a/src/nvim/ex_getln.c
+++ b/src/nvim/ex_getln.c
@@ -773,7 +773,8 @@ static uint8_t *command_line_enter(int firstc, long count, int indent, bool clea
     tl_ret = try_leave(&tstate, &err);
     if (!tl_ret && ERROR_SET(&err)) {
       msg_putchar('\n');
-      msg_printf_attr(HL_ATTR(HLF_E)|MSG_HIST, (char *)e_autocmd_err, err.msg);
+      msg_scroll = true;
+      msg_puts_attr(err.msg, HL_ATTR(HLF_E)|MSG_HIST);
       api_clear_error(&err);
       redrawcmd();
     }
@@ -881,7 +882,7 @@ static uint8_t *command_line_enter(int firstc, long count, int indent, bool clea
 
   if (!tl_ret && ERROR_SET(&err)) {
     msg_putchar('\n');
-    semsg(e_autocmd_err, err.msg);
+    emsg(err.msg);
     did_emsg = false;
     api_clear_error(&err);
   }
@@ -2544,7 +2545,8 @@ static void do_autocmd_cmdlinechanged(int firstc)
     bool tl_ret = try_leave(&tstate, &err);
     if (!tl_ret && ERROR_SET(&err)) {
       msg_putchar('\n');
-      msg_printf_attr(HL_ATTR(HLF_E)|MSG_HIST, (char *)e_autocmd_err, err.msg);
+      msg_scroll = true;
+      msg_puts_attr(err.msg, HL_ATTR(HLF_E)|MSG_HIST);
       api_clear_error(&err);
       redrawcmd();
     }
diff --git a/src/nvim/globals.h b/src/nvim/globals.h
index 0d3862a1ec..43b1d780be 100644
--- a/src/nvim/globals.h
+++ b/src/nvim/globals.h
@@ -1002,7 +1002,6 @@ EXTERN char e_fnametoolong[] INIT(= N_("E856: Filename too long"));
 EXTERN char e_float_as_string[] INIT(= N_("E806: using Float as a String"));
 EXTERN char e_cannot_edit_other_buf[] INIT(= N_("E788: Not allowed to edit another buffer now"));
 
-EXTERN char e_autocmd_err[] INIT(= N_("E5500: autocmd has thrown an exception: %s"));
 EXTERN char e_cmdmap_err[] INIT(= N_("E5520: <Cmd> mapping must end with <CR>"));
 EXTERN char e_cmdmap_repeated[]
 INIT(= N_("E5521: <Cmd> mapping must end with <CR> before second <Cmd>"));