Index: trunk/src/obj_subc.c
===================================================================
--- trunk/src/obj_subc.c	(revision 9840)
+++ trunk/src/obj_subc.c	(revision 9841)
@@ -41,6 +41,7 @@
 #include "undo.h"
 #include "compat_misc.h"
 #include "math_helper.h"
+#include "pcb_minuid.h"
 
 #define SUBC_AUX_NAME "subc-aux"
 
@@ -51,6 +52,7 @@
 	sc->data = pcb_data_new(NULL);
 	sc->type = PCB_OBJ_SUBC;
 	PCB_SET_PARENT(sc->data, subc, sc);
+	minuid_gen(&pcb_minuid, sc->uid);
 	return sc;
 }
 
@@ -293,6 +295,7 @@
 	int n;
 	pcb_subc_t *sc = pcb_subc_alloc();
 	sc->ID = pcb_create_ID_get();
+	minuid_cpy(sc->uid, src->uid);
 	PCB_SET_PARENT(sc->data, subc, sc);
 	PCB_SET_PARENT(sc, data, dst);
 	pcb_subclist_append(&dst->subc, sc);
Index: trunk/src/obj_subc.h
===================================================================
--- trunk/src/obj_subc.h	(revision 9840)
+++ trunk/src/obj_subc.h	(revision 9841)
@@ -26,9 +26,11 @@
 #ifndef PCB_OBJ_SUBC_H
 #define PCB_OBJ_SUBC_H
 
+#include <libminuid/libminuid.h>
 #include "obj_common.h"
 #include "global_typedefs.h"
 
+
 typedef enum pcb_subc_cached_s {
 	PCB_SUBCH_ORIGIN,
 	PCB_SUBCH_X,
@@ -38,7 +40,7 @@
 
 struct pcb_subc_s {
 	PCB_ANYOBJECTFIELDS;
-	char uid[64]; /* globally unique ID */
+	minuid_bin_t uid;
 	pcb_data_t *data;
 	pcb_line_t *aux_cache[PCB_SUBCH_max];
 	pcb_layer_t *aux_layer;