diff --git a/TestSuite/generics67.pas b/TestSuite/generics67.pas
new file mode 100644
index 000000000..58baae3f4
--- /dev/null
+++ b/TestSuite/generics67.pas
@@ -0,0 +1,5 @@
+{$reference 'ns.dll'}
+begin
+  var v1:= new ns.c2;
+  v1.Name&<integer>();
+end.
\ No newline at end of file
diff --git a/TestSuite/ns.dll b/TestSuite/ns.dll
new file mode 100644
index 000000000..a3b7d6a4e
Binary files /dev/null and b/TestSuite/ns.dll differ
diff --git a/TreeConverter/TreeConversion/syntax_tree_visitor.cs b/TreeConverter/TreeConversion/syntax_tree_visitor.cs
index 343662df7..bb76ea37f 100644
--- a/TreeConverter/TreeConversion/syntax_tree_visitor.cs
+++ b/TreeConverter/TreeConversion/syntax_tree_visitor.cs
@@ -5219,7 +5219,7 @@ namespace PascalABCCompiler.TreeConverter
                 foreach (SymbolInfo func in funcs)
                 {
                     function_node f = func.sym_info as function_node;
-                    if (f.is_generic_function)
+                    if (f != null && f.is_generic_function)
                     {
                         //Проверяем на совпадение
                         bool found = false;