On 16-12-2019 02:42, Dmitry Timoshkov wrote: > + > +START_TEST(ldap) > +{ > + HRESULT hr; > + > + hr = CoInitialize(NULL); > + ok(hr == S_OK, "got %#x\n", hr); > + > + test_LDAP(); > +} > I think you forgot to call CoUninitialize here.