Cannot read properties of undefined (reading 'categories')

500

TypeError: Cannot read properties of undefined (reading 'categories')
    at categoryProducts (/home/selfDesign/pod_24_shop/src/controllers/main.controller.js:109:52)
    at Layer.handle [as handle_request] (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/layer.js:95:5)
    at next (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/route.js:149:13)
    at Route.dispatch (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/route.js:119:3)
    at Layer.handle [as handle_request] (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/layer.js:95:5)
    at /home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:284:15
    at param (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:365:14)
    at param (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:376:14)
    at Function.process_params (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:421:3)
    at next (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:280:10)
    at Function.handle (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:175:3)
    at router (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:47:12)
    at Layer.handle [as handle_request] (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/layer.js:95:5)
    at trim_prefix (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:328:13)
    at /home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:286:9
    at Function.process_params (/home/selfDesign/pod_24_shop/node_modules/express/lib/router/index.js:346:12)