1 files changed, 8 insertions, 7 deletions
diff --git a/src/client/views/collections/TreeView.tsx b/src/client/views/collections/TreeView.tsx
index f5877fa1a..ca9471f6f 100644
--- a/src/client/views/collections/TreeView.tsx
+++ b/src/client/views/collections/TreeView.tsx
@@ -2,7 +2,8 @@ import { IconProp } from '@fortawesome/fontawesome-svg-core';
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import { action, computed, IReactionDisposer, observable, reaction } from 'mobx';
 import { observer } from 'mobx-react';
-import { DataSym, Doc, DocListCast, Field, HeightSym, Opt, StrListCast, WidthSym } from '../../../fields/Doc';
+import { Doc, DocListCast, Field, Opt, StrListCast } from '../../../fields/Doc';
+import { DocData, Height, Width } from '../../../fields/DocSymbols';
 import { Id } from '../../../fields/FieldSymbols';
 import { List } from '../../../fields/List';
 import { RichTextField } from '../../../fields/RichTextField';
@@ -146,7 +147,7 @@ export class TreeView extends React.Component<TreeViewProps> {
         return NumCast(this.props.treeViewParent.maxEmbedHeight, 200);
     }
     @computed get dataDoc() {
-        return this.props.document.treeViewChildrenOnRoot ? this.doc : this.doc[DataSym];
+        return this.props.document.treeViewChildrenOnRoot ? this.doc : this.doc[DocData];
     }
     @computed get layoutDoc() {
         return Doc.Layout(this.doc);
@@ -191,10 +192,10 @@ export class TreeView extends React.Component<TreeViewProps> {
     };
     @undoBatch @action remove = (doc: Doc | Doc[], key: string) => {
         this.props.treeView.props.select(false);
-        const ind = this.dataDoc[key].indexOf(doc);
+        const ind = DocListCast(this.dataDoc[key]).indexOf(doc instanceof Doc ? doc : doc.lastElement());
 
         const res = (doc instanceof Doc ? [doc] : doc).reduce((flg, doc) => flg && Doc.RemoveDocFromList(this.dataDoc, key, doc), true);
-        res && ind > 0 && DocumentManager.Instance.getDocumentView(this.dataDoc[key][ind - 1], this.props.treeView.props.DocumentView?.())?.select(false);
+        res && ind > 0 && DocumentManager.Instance.getDocumentView(DocListCast(this.dataDoc[key])[ind - 1], this.props.treeView.props.DocumentView?.())?.select(false);
         return res;
     };
 
@@ -410,7 +411,7 @@ export class TreeView extends React.Component<TreeViewProps> {
     embeddedPanelHeight = () => {
         const layoutDoc = (temp => temp && Doc.expandTemplateLayout(temp, this.props.document))(this.props.treeView.props.childLayoutTemplate?.()) || this.layoutDoc;
         return Math.min(
-            layoutDoc[HeightSym](),
+            layoutDoc[Height](),
             this.MAX_EMBED_HEIGHT,
             (() => {
                 const aspect = Doc.NativeAspect(layoutDoc);
@@ -419,7 +420,7 @@ export class TreeView extends React.Component<TreeViewProps> {
                     ? !Doc.NativeHeight(layoutDoc)
                         ? NumCast(layoutDoc._height)
                         : Math.min((this.embeddedPanelWidth() * NumCast(layoutDoc.scrollHeight, Doc.NativeHeight(layoutDoc))) / (Doc.NativeWidth(layoutDoc) || NumCast(this.props.treeViewParent._height)))
-                    : (this.embeddedPanelWidth() * layoutDoc[HeightSym]()) / layoutDoc[WidthSym]();
+                    : (this.embeddedPanelWidth() * layoutDoc[Height]()) / layoutDoc[Width]();
             })()
         );
     };
@@ -1190,7 +1191,7 @@ export class TreeView extends React.Component<TreeViewProps> {
                 const childLayout = Doc.Layout(pair.layout);
                 const rowHeight = () => {
                     const aspect = Doc.NativeAspect(childLayout);
-                    return aspect ? Math.min(childLayout[WidthSym](), rowWidth()) / aspect : childLayout[HeightSym]();
+                    return aspect ? Math.min(childLayout[Width](), rowWidth()) / aspect : childLayout[Height]();
                 };
                 return (
                     <TreeView