Ion-menu does not work on app start up

Hi guys. I have an Ionic 5 app that uses the sidemenu template. The side menu doesn’t work on the app startup. I can see my ion-menu-button in the ion-toolbar. Clicking the ion-menu-button doesn’t do anything neither swiping from the left. But once I reload the page on the browser the sidemenu starts working. What will be the possible issue. ?

Hey there! did you eventually get thing goin here? Seems like a uncommon error but curious on what the issue could be