Hello everyone, while i was play around with winhq install winbind-clients. After this I never can open evolution with exchange ews connector. https://bugzilla.gnome.org/show_bug.cgi?id=765106 I patches libsoup by my self diff -up ./libsoup/soup-auth-ntlm.c.prev ./libsoup/soup-auth-ntlm.c --- ./libsoup/soup-auth-ntlm.c.prev 2016-04-15 14:18:02.680276592 +0200 +++ ./libsoup/soup-auth-ntlm.c 2016-04-15 15:20:00.337116508 +0200 @@ -359,6 +359,7 @@ soup_auth_ntlm_update_connection (SoupCo conn->state = SOUP_NTLM_SSO_FAILED; success = FALSE; } else if (!g_ascii_strcasecmp (response, "PW")) { + conn->state = SOUP_NTLM_SSO_FAILED; priv->sso_available = FALSE; g_free (response); } else { @@ -489,7 +490,7 @@ soup_auth_ntlm_get_connection_authorizat priv->sso_available = FALSE; } } else { - g_warning ("NTLM single-sign-on using %s failed", NTLM_AUTH); + g_debug ("NTLM single-sign-on using %s failed", NTLM_AUTH); } } /* If NTLM single-sign-on fails, go back to original @@ -525,7 +526,7 @@ soup_auth_ntlm_get_connection_authorizat #ifdef USE_NTLM_AUTH case SOUP_NTLM_SSO_FAILED: /* Restart request without SSO */ - g_warning ("NTLM single-sign-on by using %s failed", NTLM_AUTH); + g_debug ("NTLM single-sign-on by using %s failed", NTLM_AUTH); priv->sso_available = FALSE; header = soup_ntlm_request (); conn->state = SOUP_NTLM_SENT_REQUEST; and rebuild mock SRPMS/libsoup-2.48.1-4.el7.centos.src.rpm Now I can open evolution with winbind-cients installed. http://centos.cms4all.org/centos/7/other/SRPMS/libsoup-2.48.1-4.el7.centos.src.rpm Hopefully without any other side effect. Sincerely Andy