diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index 85e27c6..938a839 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -950,6 +950,8 @@
 
   " Using $ instead of '$' must give an error
   call assert_fails("call append($, 'foobar')", 'E116:')
+
+  call assert_fails("call append({}, '')", ['E728:', 'E728:'])
 endfunc
 
 " Test for setline()
diff --git a/src/typval.c b/src/typval.c
index a4fdb78..d6f6196 100644
--- a/src/typval.c
+++ b/src/typval.c
@@ -2509,10 +2509,12 @@
 tv_get_lnum(typval_T *argvars)
 {
     linenr_T	lnum = -1;
+    int		did_emsg_before = did_emsg;
 
     if (argvars[0].v_type != VAR_STRING || !in_vim9script())
 	lnum = (linenr_T)tv_get_number_chk(&argvars[0], NULL);
-    if (lnum <= 0 && argvars[0].v_type != VAR_NUMBER)
+    if (lnum <= 0 && did_emsg_before == did_emsg
+					    && argvars[0].v_type != VAR_NUMBER)
     {
 	int	fnum;
 	pos_T	*fp;
diff --git a/src/version.c b/src/version.c
index 772267e..564d69d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    715,
+/**/
     714,
 /**/
     713,