Fixed #949 delete callbacks with null argument not showing toolbar afterwards.

HISTORY.md

@@ -12,6 +12,9 @@ http://visjs.org
 ### Network
 
 - Fixed Hammerjs direction issue.
+- Fixed recursion error when node is fixed but has no position.
+- Fixed accidental redrawing during stabilization.
+- Fixed delete callbacks with null argument not showing toolbar afterwards.
 
 ## 2015-06-16, version 4.3.0
 

lib/network/modules/ManipulationSystem.js

@@ -453,6 +453,10 @@ class ManipulationSystem {
             this.body.emitter.emit('startSimulation');
             this.showManipulatorToolbar();
           }
+          else {
+            this.body.emitter.emit('startSimulation');
+            this.showManipulatorToolbar();
+          }
         });
       }
       else {