Cannot read property 'id' of undefined
TypeError: Cannot read property 'id' of undefined
    at Function.module.exports../pages/mecz.js.Mecz.getInitialProps (/var/www/clients/client0/web26/web/.next/server/static/development/pages/mecz.js:2733:19)
    at process._tickCallback (internal/process/next_tick.js:68:7)