1 files changed, 7 insertions, 3 deletions
diff --git a/src/client/views/nodes/FunctionPlotBox.tsx b/src/client/views/nodes/FunctionPlotBox.tsx
index db72209ab..61711417f 100644
--- a/src/client/views/nodes/FunctionPlotBox.tsx
+++ b/src/client/views/nodes/FunctionPlotBox.tsx
@@ -43,7 +43,10 @@ export class FunctionPlotBox extends ViewBoxAnnotatableComponent<FieldViewProps>
         );
     }
     getAnchor = (addAsAnnotation: boolean, pinProps?: PinProps) => {
-        const anchor = Docs.Create.TextanchorDocument({ annotationOn: this.rootDoc, unrendered: true });
+        const anchor = Docs.Create.ConfigDocument({
+            //
+            annotationOn: this.rootDoc,
+        });
         PresBox.pinDocView(anchor, { pinDocLayout: pinProps?.pinDocLayout, pinData: { ...(pinProps?.pinData ?? {}), datarange: true } }, this.rootDoc);
         anchor.presXRange = new List<number>(Array.from(this._plot.options.xAxis.domain));
         anchor.presYRange = new List<number>(Array.from(this._plot.options.yAxis.domain));
@@ -77,9 +80,10 @@ export class FunctionPlotBox extends ViewBoxAnnotatableComponent<FieldViewProps>
     @undoBatch
     drop = (e: Event, de: DragManager.DropEvent) => {
         if (de.complete.docDragData?.droppedDocuments.length) {
+            const added = de.complete.docDragData.droppedDocuments.reduce((res, doc) => res && Doc.AddDocToList(this.dataDoc, this.props.fieldKey, doc), true);
+            !added && e.preventDefault();
             e.stopPropagation(); // prevent parent Doc from registering new position so that it snaps back into place
-            de.complete.docDragData.droppedDocuments.map(doc => Doc.AddDocToList(this.dataDoc, this.props.fieldKey, doc));
-            return false;
+            return added;
         }
         return false;
     };