Possible fix for "Cannot read property '_location' of null" CI errors

frontend/src/metabase/components/ErrorDetails.jsx

@@ -28,7 +28,12 @@ export default class ErrorDetails extends React.Component {
             style={{ fontFamily: "monospace" }}
             className="QueryError2-detailBody bordered rounded bg-grey-0 text-bold p2 mt1"
           >
-            {details}
+            {/* ensure we don't try to render anything except a string */}
+            {typeof details === "string"
+              ? details
+              : typeof details.message === "string"
+                ? details.message
+                : String(details)}
           </div>
         </div>
       </div>