File report-error.patch of Package virt-viewer

Index: virt-viewer-0.2.1/src/viewer.c
===================================================================
--- virt-viewer-0.2.1.orig/src/viewer.c
+++ virt-viewer-0.2.1/src/viewer.c
@@ -1134,6 +1134,7 @@ static int viewer_initial_connect(VirtVi
 		} else {
 			viewer_simple_message_dialog(viewer->window, _("Cannot find guest domain %s"),
 						     viewer->domkey);
+			fprintf(stderr, "Cannot find guest %s\n", viewer->domkey);
 			DEBUG_LOG("Cannot find guest %s", viewer->domkey);
 			goto cleanup;
 		}