diff --git a/superset-frontend/packages/superset-ui-chart-controls/src/components/labelUtils.tsx b/superset-frontend/packages/superset-ui-chart-controls/src/components/labelUtils.tsx
index 2d1acb1585b98..649aeaf3dc724 100644
--- a/superset-frontend/packages/superset-ui-chart-controls/src/components/labelUtils.tsx
+++ b/superset-frontend/packages/superset-ui-chart-controls/src/components/labelUtils.tsx
@@ -54,7 +54,7 @@ const TooltipSection = ({
 );
 
 export const isLabelTruncated = (labelRef?: React.RefObject<any>): boolean =>
-  !!(labelRef?.current?.scrollWidth > labelRef?.current.clientWidth);
+  !!(labelRef?.current?.scrollWidth > labelRef?.current?.clientWidth);
 
 export const getColumnLabelText = (column: ColumnMeta): string =>
   column.verbose_name || column.column_name;
diff --git a/superset-frontend/src/components/Datasource/CollectionTable.tsx b/superset-frontend/src/components/Datasource/CollectionTable.tsx
index b909609837cb8..baa53264c719f 100644
--- a/superset-frontend/src/components/Datasource/CollectionTable.tsx
+++ b/superset-frontend/src/components/Datasource/CollectionTable.tsx
@@ -350,7 +350,7 @@ export default class CRUDCollection extends React.PureComponent<
   }
 
   renderCell(record: any, col: any) {
-    const renderer = this?.props?.itemRenderers?.[col];
+    const renderer = this.props.itemRenderers?.[col];
     const val = record[col];
     const onChange = this.onCellChange.bind(this, record.id, col);
     return renderer ? renderer(val, onChange, this.getLabel(col), record) : val;
diff --git a/superset-frontend/src/preamble.ts b/superset-frontend/src/preamble.ts
index 374ee34fba824..f8840ed22bdf8 100644
--- a/superset-frontend/src/preamble.ts
+++ b/superset-frontend/src/preamble.ts
@@ -52,7 +52,7 @@ if (typeof window !== 'undefined') {
   bootstrapData = root
     ? JSON.parse(root.getAttribute('data-bootstrap') || '{}')
     : {};
-  if (bootstrapData?.common.language_pack) {
+  if (bootstrapData?.common?.language_pack) {
     const languagePack = bootstrapData.common.language_pack;
     configure({ languagePack });
     moment.locale(bootstrapData.common.locale);