TypeError: Cannot read property 'attribute' of null
   at generateProductUrl (/ares-www/server/middleware/redirectMiddleware.js:133:55)
   at getProductUrl (/ares-www/server/middleware/redirectMiddleware.js:125:18)
   at exports.default (/ares-www/server/middleware/redirectMiddleware.js:23:17)
   at /ares-www/node_modules/newrelic/lib/shim/shim.js:1313:22
   at LegacyContextManager.runInContext (/ares-www/node_modules/newrelic/lib/context-manager/legacy-context-manager.js:59:23)
   at WebFrameworkShim.applySegment (/ares-www/node_modules/newrelic/lib/shim/shim.js:1303:25)
   at _applyRecorderSegment (/ares-www/node_modules/newrelic/lib/shim/shim.js:934:20)
   at _doRecord (/ares-www/node_modules/newrelic/lib/shim/shim.js:907:17)
   at /ares-www/node_modules/newrelic/lib/shim/shim.js:867:24
   at Layer.handle [as handle_request] (/ares-www/node_modules/express/lib/router/layer.js:95:5)
   at trim_prefix (/ares-www/node_modules/express/lib/router/index.js:328:13)
   at /ares-www/node_modules/express/lib/router/index.js:286:9
   at Function.process_params (/ares-www/node_modules/express/lib/router/index.js:346:12)
   at next (/ares-www/node_modules/express/lib/router/index.js:280:10)
   at boundNext (/ares-www/node_modules/newrelic/lib/shim/webframework-shim.js:1004:32)
   at /ares-www/node_modules/newrelic/lib/shim/shim.js:1313:22
   at LegacyContextManager.runInContext (/ares-www/node_modules/newrelic/lib/context-manager/legacy-context-manager.js:59:23)
   at WebFrameworkShim.applySegment (/ares-www/node_modules/newrelic/lib/shim/shim.js:1303:25)
   at wrapper (/ares-www/node_modules/newrelic/lib/shim/shim.js:1904:17)
   at /ares-www/server/config/express-config.js:47:14
   at /ares-www/server/config/express-config.js:147:5
   at /ares-www/server/config/express-config.js:45:7