Index: mesh.c
===================================================================
--- mesh.c	(revision 26772)
+++ mesh.c	(revision 26773)
@@ -1030,7 +1030,7 @@
 	mesh.ui_layer_xy->name = pcb_strdup(mesh.ui_name_xy);
 	pcb_event(&PCB->hidlib, PCB_EVENT_LAYERS_CHANGED, NULL);
 
-	pcb_gui->invalidate_all(&PCB->hidlib);
+	pcb_gui->invalidate_all(pcb_gui, &PCB->hidlib);
 }
 
 pcb_mesh_t *pcb_mesh_get(const char *name)