Bug fixes

DesignSpace/Workspace/FunctionLibraries/ChainAttachDetach.js

@@ -7,6 +7,7 @@ function newChainAttachDetach () {
   return thisObject
 
   function chainDetachNode (node, rootNodes) {
+    if (node.payload.parentNode === undefined) { return }
     switch (node.type) {
       case 'Phase': {
         let payload = node.payload

DesignSpace/Workspace/FunctionLibraries/ReferenceAttachDetach.js

@@ -20,5 +20,8 @@ function newReferenceAttachDetach () {
 
   function completeDetachment (node) {
     node.payload.referenceParent = undefined
+    if (node.savedPayload !== undefined) {
+      node.savedPayload.referenceParent = undefined
+    }
   }
 }

DesignSpace/Workspace/Workspace.js

@@ -374,12 +374,12 @@ function newWorkspace () {
         break
       case 'Remove Parent':
         {
-          functionLibraryChainAttachDetach.chainDetachNode(payload.node, thisObject.workspaceNode.rootNodes)
+          chainDetachNode(payload.node)
         }
         break
       case 'Remove Reference':
         {
-          payload.referenceParent = undefined
+          referenceDetachNode(payload.node)
         }
         break
     }