1 files changed, 10 insertions, 9 deletions

diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index 9c3479ec2..eb4f56af1 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -67,7 +67,7 @@ const LinkDoc = makeInterface(linkSchema);
 export interface DocumentViewProps {
     ContainingCollectionView: Opt<CollectionView | CollectionPDFView | CollectionVideoView>;
     Document: Doc;
-    DataDoc: Doc;
+    DataDoc?: Doc;
     addDocument?: (doc: Doc, allowDuplicates?: boolean) => boolean;
     removeDocument?: (doc: Doc) => boolean;
     moveDocument?: (doc: Doc, targetCollection: Doc, addDocument: (document: Doc) => boolean) => boolean;
@@ -209,10 +209,11 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         e.stopPropagation();
     }
 
+    get dataDoc() { return this.props.DataDoc ? this.props.DataDoc : this.props.Document; }
     startDragging(x: number, y: number, dropAction: dropActionType, dragSubBullets: boolean) {
         if (this._mainCont.current) {
             let allConnected = [this.props.Document, ...(dragSubBullets ? DocListCast(this.props.Document.subBulletDocs) : [])];
-            let alldataConnected = [this.props.DataDoc, ...(dragSubBullets ? DocListCast(this.props.Document.subBulletDocs) : [])];
+            let alldataConnected = [this.dataDoc, ...(dragSubBullets ? DocListCast(this.props.Document.subBulletDocs) : [])];
             const [left, top] = this.props.ScreenToLocalTransform().scale(this.props.ContentScaling()).inverse().transformPoint(0, 0);
             let dragData = new DragManager.DocumentDragData(allConnected, alldataConnected);
             const [xoff, yoff] = this.props.ScreenToLocalTransform().scale(this.props.ContentScaling()).transformDirection(x - left, y - top);
@@ -271,7 +272,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         if (this._doubleTap && this.props.renderDepth) {
             let fullScreenAlias = Doc.MakeAlias(this.props.Document);
             fullScreenAlias.templates = new List<string>();
-            this.props.addDocTab(fullScreenAlias, this.props.DataDoc, "inTab");
+            this.props.addDocTab(fullScreenAlias, this.dataDoc, "inTab");
             SelectionManager.DeselectAll();
             this.props.Document.libraryBrush = false;
         }
@@ -348,7 +349,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         this._downY = e.clientY;
         this._hitExpander = DocListCast(this.props.Document.subBulletDocs).length > 0;
         if (e.shiftKey && e.buttons === 1 && CollectionDockingView.Instance) {
-            CollectionDockingView.Instance.StartOtherDrag(e, [Doc.MakeAlias(this.props.Document)], [this.props.DataDoc]);
+            CollectionDockingView.Instance.StartOtherDrag(e, [Doc.MakeAlias(this.props.Document)], [this.dataDoc]);
             e.stopPropagation();
         } else {
             if (this.active) e.stopPropagation(); // events stop at the lowest document that is active.  
@@ -393,7 +394,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         }
     }
     fullScreenClicked = (): void => {
-        CollectionDockingView.Instance && CollectionDockingView.Instance.OpenFullScreen(Doc.MakeAlias(this.props.Document), this.props.DataDoc);
+        CollectionDockingView.Instance && CollectionDockingView.Instance.OpenFullScreen(Doc.MakeAlias(this.props.Document), this.dataDoc);
         SelectionManager.DeselectAll();
     }
 
@@ -476,10 +477,10 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         const cm = ContextMenu.Instance;
         let subitems: ContextMenuProps[] = [];
         subitems.push({ description: "Open Full Screen", event: this.fullScreenClicked, icon: "desktop" });
-        subitems.push({ description: "Open Tab", event: () => this.props.addDocTab && this.props.addDocTab(this.props.Document, this.props.DataDoc, "inTab"), icon: "folder" });
-        subitems.push({ description: "Open Tab Alias", event: () => this.props.addDocTab && this.props.addDocTab(Doc.MakeAlias(this.props.Document), this.props.DataDoc, "inTab"), icon: "folder" });
-        subitems.push({ description: "Open Right", event: () => this.props.addDocTab && this.props.addDocTab(this.props.Document, this.props.DataDoc, "onRight"), icon: "caret-square-right" });
-        subitems.push({ description: "Open Right Alias", event: () => this.props.addDocTab && this.props.addDocTab(Doc.MakeAlias(this.props.Document), this.props.DataDoc, "onRight"), icon: "caret-square-right" });
+        subitems.push({ description: "Open Tab", event: () => this.props.addDocTab && this.props.addDocTab(this.props.Document, this.dataDoc, "inTab"), icon: "folder" });
+        subitems.push({ description: "Open Tab Alias", event: () => this.props.addDocTab && this.props.addDocTab(Doc.MakeAlias(this.props.Document), this.dataDoc, "inTab"), icon: "folder" });
+        subitems.push({ description: "Open Right", event: () => this.props.addDocTab && this.props.addDocTab(this.props.Document, this.dataDoc, "onRight"), icon: "caret-square-right" });
+        subitems.push({ description: "Open Right Alias", event: () => this.props.addDocTab && this.props.addDocTab(Doc.MakeAlias(this.props.Document), this.dataDoc, "onRight"), icon: "caret-square-right" });
         subitems.push({ description: "Open Fields", event: this.fieldsClicked, icon: "layer-group" });
         cm.addItem({ description: "Open...", subitems: subitems, icon: "external-link-alt" });
         cm.addItem({ description: BoolCast(this.props.Document.ignoreAspect, false) || !this.props.Document.nativeWidth || !this.props.Document.nativeHeight ? "Freeze" : "Unfreeze", event: this.freezeNativeDimensions, icon: "edit" });