--- calendar/libedata-cal/e-cal-backend-cache.c.orig	2006-01-19 09:41:58.000000000 +0100
+++ calendar/libedata-cal/e-cal-backend-cache.c	2006-03-23 15:24:54.421930564 +0100
@@ -235,7 +235,9 @@ e_cal_backend_cache_get_type (void)
                         0,
                         (GInstanceInitFunc) e_cal_backend_cache_init,
                 };
-		type = g_type_register_static (E_TYPE_FILE_CACHE, "ECalBackendCache", &info, 0);
+                /* Check if the type is already registered */
+                if (!(type = g_type_from_name ("ECalBackendCache")))
+                        type = g_type_register_static (E_TYPE_FILE_CACHE, "ECalBackendCache", &info, 0);
 	}
 	g_static_mutex_unlock (&registering);