Request path contains unescaped characters
TypeError [ERR_UNESCAPED_CHARACTERS]: Request path contains unescaped characters
    at new ClientRequest (_http_client.js:115:13)
    at request (https.js:289:10)
    at /var/www/vhosts/guetersloh-geht-aus.de/prod.gt-info.de/node_modules/node-fetch/lib/index.js:1432:15
    at new Promise (<anonymous>)
    at fetch (/var/www/vhosts/guetersloh-geht-aus.de/prod.gt-info.de/node_modules/node-fetch/lib/index.js:1401:9)
    at module.exports.global.fetch (/var/www/vhosts/guetersloh-geht-aus.de/prod.gt-info.de/node_modules/isomorphic-unfetch/index.js:3:31)
    at Function.module.exports../pages/post/[id].js.Post.getInitialProps (/var/www/vhosts/guetersloh-geht-aus.de/prod.gt-info.de/.next/server/static/development/pages/post/[id].js:3705:78)
    at Function.module.exports../pages/_app.js.MyApp.getInitialProps (/var/www/vhosts/guetersloh-geht-aus.de/prod.gt-info.de/.next/server/static/development/pages/_app.js:2007:33)
    at process._tickCallback (internal/process/next_tick.js:68:7)