diff --git a/tests/webtbs/tw1283.pp b/tests/webtbs/tw1283.pp
new file mode 100644
index 0000000000..ba6c43d119
--- /dev/null
+++ b/tests/webtbs/tw1283.pp
@@ -0,0 +1,37 @@
+{ %version=1.1 }
+{$mode objfpc}
+ type
+     t = class(tobject)
+      constructor Init;
+     end;
+
+ constructor t.Init;
+ begin
+  fail; { constructor will return NULL in ESI now, which is OK }
+ end;
+
+ type
+     c = class(tobject)
+      procedure p;
+     end;
+
+
+ procedure c.p;
+  var i:t;
+ begin
+  i:=t.Init;
+  if i<>nil then 
+    begin
+       writeln('Problem with saving a non assigned self'); 
+       halt(1);
+    end;
+  { returned is NULL in ESI, and AfterConstructor is attempted to call by
+    referencing an invalid VMT via ESI}
+ end;
+
+ var i:c;
+
+begin
+ i:=c.create; i.p;
+end.
+