Index: lams_central/web/includes/javascript/authoring/authoringGeneral.js
===================================================================
diff -u -r8259c99290c1964f229fdad302fdf2f8984b9deb -r79d4c004b54067740d3a5fee93ae584dcfd51f7f
--- lams_central/web/includes/javascript/authoring/authoringGeneral.js	(.../authoringGeneral.js)	(revision 8259c99290c1964f229fdad302fdf2f8984b9deb)
+++ lams_central/web/includes/javascript/authoring/authoringGeneral.js	(.../authoringGeneral.js)	(revision 79d4c004b54067740d3a5fee93ae584dcfd51f7f)
@@ -1916,7 +1916,7 @@
 						case 13:
 							// draw both edge points straight away and mark the whole canvas for auto reaarange,
 							// re-arrange only if it is old SVG being converted into new one
-							arrangeNeeded |= activityData.xCoord && activityData.yCoord;
+							arrangeNeeded |= activityData.xCoord != null && activityData.yCoord != null;
 							var branchingType = branchingType || 'optional',
 								branchingEdge = new ActivityDefs.BranchingEdgeActivity(activityData.activityID,
 										activityData.activityUIID,