Index: src_plugins/io_pads/read_high.c
===================================================================
--- src_plugins/io_pads/read_high.c	(revision 34630)
+++ src_plugins/io_pads/read_high.c	(revision 34631)
@@ -600,8 +600,12 @@
 				if (OPTF) if ((res = pads_read_coord(rctx, &slotlen)) <= 0) return res;
 				if (OPTF) if ((res = pads_read_coord(rctx, &slotoffs)) <= 0) return res;
 
-				if (slotlen > 0)
-					has_slot= 1;
+				if (slotlen > 0) {
+					if (!has_slot) {
+						TODO("Create slot; requires powerpcb for testing");
+					}
+					has_slot = 1;
+				}
 			}
 		}
 		else { /* thermal */