1 files changed, 5 insertions, 5 deletions
diff --git a/src/client/views/nodes/formattedText/EquationView.tsx b/src/client/views/nodes/formattedText/EquationView.tsx
index 4d0e9efee..df1421a33 100644
--- a/src/client/views/nodes/formattedText/EquationView.tsx
+++ b/src/client/views/nodes/formattedText/EquationView.tsx
@@ -17,7 +17,7 @@ interface IEquationViewInternal {
     tbox: FormattedTextBox;
     width: number;
     height: number;
-    getPos: () => number;
+    getPos: () => number | undefined;
     setEditor: (editor: EquationEditor | undefined) => void;
 }
 
@@ -47,7 +47,7 @@ export class EquationViewInternal extends React.Component<IEquationViewInternal>
                 className="equationView"
                 onKeyDown={e => {
                     if (e.key === 'Enter') {
-                        this.props.tbox.EditorView!.dispatch(this.props.tbox.EditorView!.state.tr.setSelection(new TextSelection(this.props.tbox.EditorView!.state.doc.resolve(this.props.getPos() + 1))));
+                        this.props.tbox.EditorView!.dispatch(this.props.tbox.EditorView!.state.tr.setSelection(new TextSelection(this.props.tbox.EditorView!.state.doc.resolve((this.props.getPos() ?? 0) + 1))));
                         this.props.tbox.EditorView!.focus();
                         e.preventDefault();
                     }
@@ -82,8 +82,8 @@ export class EquationView {
     tbox: FormattedTextBox;
     view: EditorView;
     _editor: EquationEditor | undefined;
-    getPos: () => number;
-    constructor(node: Node, view: EditorView, getPos: () => number, tbox: FormattedTextBox) {
+    getPos: () => number | undefined;
+    constructor(node: Node, view: EditorView, getPos: () => number | undefined, tbox: FormattedTextBox) {
         this.tbox = tbox;
         this.view = view;
         this.getPos = getPos;
@@ -109,7 +109,7 @@ export class EquationView {
         this._editor?.mathField.focus();
     }
     selectNode() {
-        this.view.dispatch(this.view.state.tr.setSelection(new TextSelection(this.view.state.doc.resolve(this.getPos()))));
+        this.view.dispatch(this.view.state.tr.setSelection(new TextSelection(this.view.state.doc.resolve(this.getPos() ?? 0))));
         this.tbox._applyingChange = this.tbox.fieldKey; // setting focus will make prosemirror lose focus, which will cause it to change its selection to a text selection, which causes this view to get rebuilt but it's no longer node selected, so the equationview won't have focus
         setTimeout(() => {
             this._editor?.mathField.focus();