File report-error.patch of Package virt-viewer

Index: virt-viewer-0.4.1/src/virt-viewer.c
===================================================================
--- virt-viewer-0.4.1.orig/src/virt-viewer.c
+++ virt-viewer-0.4.1/src/virt-viewer.c
@@ -423,6 +423,7 @@ virt_viewer_initial_connect(VirtViewerAp
 		} else {
 			virt_viewer_app_simple_message_dialog(app, _("Cannot find guest domain %s"),
 							      priv->domkey);
+			fprintf(stderr, "Cannot find guest %s\n", priv->domkey);
 			DEBUG_LOG("Cannot find guest %s", priv->domkey);
 			goto cleanup;
 		}