TypeError: Cannot read properties of undefined (reading 'split')
   at /home/node/app/index.js:6:56
   at Layer.handle [as handle_request] (/home/node/app/node_modules/express/lib/router/layer.js:95:5)
   at next (/home/node/app/node_modules/express/lib/router/route.js:144:13)
   at Route.dispatch (/home/node/app/node_modules/express/lib/router/route.js:114:3)
   at Layer.handle [as handle_request] (/home/node/app/node_modules/express/lib/router/layer.js:95:5)
   at /home/node/app/node_modules/express/lib/router/index.js:284:15
   at Function.process_params (/home/node/app/node_modules/express/lib/router/index.js:346:12)
   at next (/home/node/app/node_modules/express/lib/router/index.js:280:10)
   at expressInit (/home/node/app/node_modules/express/lib/middleware/init.js:40:5)
   at Layer.handle [as handle_request] (/home/node/app/node_modules/express/lib/router/layer.js:95:5)