diff --git a/qad_blockview/blockview.cpp b/qad_blockview/blockview.cpp
index ee7e019..3779281 100644
--- a/qad_blockview/blockview.cpp
+++ b/qad_blockview/blockview.cpp
@@ -1226,6 +1226,7 @@ void BlockView::newBranchAccept(BlockBusItem * item) {
 		if (iconnect) tmp_bus.pol.pop_back();
 		else return;
 	}
+	if (item == match_bus) return;
 	int snp = np;
 	int lp = item->pol.size();
 	if (!tmp_bus.pol.isEmpty()) {