diff --git a/ext/com_dotnet/com_handlers.c b/ext/com_dotnet/com_handlers.c
index c9b7d898ed3..1036abb977c 100644
--- a/ext/com_dotnet/com_handlers.c
+++ b/ext/com_dotnet/com_handlers.c
@@ -172,6 +172,11 @@ static void com_write_dimension(zend_object *object, zval *offset, zval *value)
 	}
 }
 
+static zval *com_get_property_ptr_ptr(zval *object, zval *member, int type, void **cache_slot)
+{
+	return NULL;
+}
+
 static int com_property_exists(zend_object *object, zend_string *member, int check_empty, void **cache_slot)
 {
 	DISPID dispid;
@@ -531,7 +536,7 @@ zend_object_handlers php_com_object_handlers = {
 	com_property_write,
 	com_read_dimension,
 	com_write_dimension,
-	NULL,
+	com_get_property_ptr_ptr,
 	com_property_exists,
 	com_property_delete,
 	com_dimension_exists,
diff --git a/ext/com_dotnet/tests/bug78650.phpt b/ext/com_dotnet/tests/bug78650.phpt
new file mode 100644
index 00000000000..c362de95bbe
--- /dev/null
+++ b/ext/com_dotnet/tests/bug78650.phpt
@@ -0,0 +1,27 @@
+--TEST--
+Bug #78650 (new COM Crash)
+--SKIPIF--
+<?php
+if (!extension_loaded('com_dotnet')) die('skip com_dotnet extension not available');
+?>
+--FILE--
+<?php
+$fname = __DIR__ . '/bug78650/foo/bar';
+mkdir($fname, 0777, true);
+
+$fso = new COM("Scripting.FileSystemObject");
+$folder = $fso->GetFolder($fname);
+$folder->ParentFolder->Name = 'baz';
+
+print('OK');
+?>
+--EXPECT--
+OK
+--CLEAN--
+<?php
+rmdir(__DIR__ . '/bug78650/baz/bar');
+rmdir(__DIR__ . '/bug78650/foo/bar');
+rmdir(__DIR__ . '/bug78650/baz');
+rmdir(__DIR__ . '/bug78650/foo');
+rmdir(__DIR__ . '/bug78650');
+?>