# Problem when deploying the vidly app on heroku

**URL:** <https://forum.codewithmosh.com/t/problem-when-deploying-the-vidly-app-on-heroku/980>\
**Category:** Node\
**Created:** [November 28, 2020, 8:38pm UTC](https://forum.codewithmosh.com/t/problem-when-deploying-the-vidly-app-on-heroku/980 "2020-11-28T20:38:38Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![FakeSun](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.codewithmosh.com/fakesun/32/44_2.png) [@FakeSun](https://forum.codewithmosh.com/u/FakeSun)\
**Post date:** [November 28, 2020, 8:38pm UTC](https://forum.codewithmosh.com/t/problem-when-deploying-the-vidly-app-on-heroku/980/1 "2020-11-28T20:38:38Z")

</div>

Hi. I’m currently at the end of the nodejs course, but im having problem with some dependencies. Im having a lot of missing module errors on my error stack trace.

This is the logs im getting:

“2020-11-28T20:34:25.614845+00:00 app[web.1]: \> project-vidly@1.0.0 start /app  
2020-11-28T20:34:25.614845+00:00 app[web.1]: \> node index.js  
2020-11-28T20:34:25.614846+00:00 app[web.1]:  
2020-11-28T20:34:26.999600+00:00 app[web.1]: {“error”:{“code”:“MODULE\_NOT\_FOUND”,“requireStack”:[”/app/routes/returns.js","/app/startup/routes.js","/app/index.js"]},“level”:“error”,“message”:“uncaughtException: Cannot find module ‘Joi’\nRequire stack:\n- /app/routes/returns.js\n- /app/startup/routes.js\n- /app/index.js\nError: Cannot find module ‘Joi’\nRequire stack:\n- /app/routes/returns.js\n- /app/startup/routes.js\n- /app/index.js\n  
at Function.Module.\_resolveFilename (internal/modules/cjs/loader.js:965:15 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:841:27 undefined)\n  
at Module.require (internal/modules/cjs/loader.js:1025:19 undefined)\n  
at require .require (internal/modules/cjs/helpers.js:72:18 undefined)\n  
at Object. (/app/routes/returns.js:6:13 undefined)\n  
at Module.\_compile (internal/modules/cjs/loader.js:1137:30 undefined)\n  
at Object.Module.\_extensions…js (internal/modules/cjs/loader.js:1157:10 undefined)\n  
at Module.load (internal/modules/cjs/loader.js:985:32 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:878:14 undefined)\n  
at Module.require (internal/modules/cjs/loader.js:1025:19 undefined)\n  
at require .require (internal/modules/cjs/helpers.js:72:18 undefined)\n  
at Object. (/app/startup/routes.js:8:17 undefined)\n  
at Module.\_compile (internal/modules/cjs/loader.js:1137:30 undefined)\n  
at Object.Module.\_extensions…js (internal/modules/cjs/loader.js:1157:10 undefined)\n  
at Module.load (internal/modules/cjs/loader.js:985:32 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:878:14 undefined)”,“stack”:“Error: Cannot find module ‘Joi’\nRequire stack:\n- /app/routes/returns.js\n- /app/startup/routes.js\n- /app/index.js\n  
at Function.Module.\_resolveFilename (internal/modules/cjs/loader.js:965:15 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:841:27 undefined)\n  
at Module.require (internal/modules/cjs/loader.js:1025:19 undefined)\n  
at require .require (internal/modules/cjs/helpers.js:72:18 undefined)\n  
at Object. (/app/routes/returns.js:6:13 undefined)\n  
at Module.\_compile (internal/modules/cjs/loader.js:1137:30 undefined)\n  
at Object.Module.\_extensions…js (internal/modules/cjs/loader.js:1157:10 undefined)\n  
at Module.load (internal/modules/cjs/loader.js:985:32 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:878:14 undefined)\n  
at Module.require (internal/modules/cjs/loader.js:1025:19 undefined)\n  
at require .require (internal/modules/cjs/helpers.js:72:18 undefined)\n  
at Object. (/app/startup/routes.js:8:17 undefined)\n  
at Module.\_compile (internal/modules/cjs/loader.js:1137:30 undefined)\n  
at Object.Module.\_extensions…js (internal/modules/cjs/loader.js:1157:10 undefined)\n  
at Module.load (internal/modules/cjs/loader.js:985:32 undefined)\n  
at Function.Module.\_load (internal/modules/cjs/loader.js:878:14)”,“exception”:true,“date”:“Sat Nov 28 2020 20:34:26 GMT+0000 (Coordinated Universal Time)”,“process”:{“pid”:23,“uid”:53884,“gid”:53884,“cwd”:"/app",“execPath”:"/app/.heroku/node/bin/node",“version”:“v12.18.4”,“argv”:["/app/.heroku/node/bin/node","/app/index.js"],“memoryUsage”:{“rss”:58798080,“heapTotal”:23080960,“heapUsed”:19316368,“external”:19721778,“arrayBuffers”:18295998}},“os”:{“loadavg”:[13.13134765625,14.974609375,17.099609375],“uptime”:106194},“trace”:[{“column”:15,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_resolveFilename”,“line”:965,“method”:"\_resolveFilename",“native”:false},{“column”:27,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_load”,“line”:841,“method”:"\_load",“native”:false},{“column”:19,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.require”,“line”:1025,“method”:“require”,“native”:false},{“column”:18,“file”:“internal/modules/cjs/helpers.js”,“function”:“require”,“line”:72,“method”:null,“native”:false},{“column”:13,“file”:"/app/routes/returns.js",“function”:null,“line”:6,“method”:null,“native”:false},{“column”:30,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_compile”,“line”:1137,“method”:"\_compile",“native”:false},{“column”:10,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_extensions…js”,“line”:1157,“method”:".js",“native”:false},{“column”:32,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.load”,“line”:985,“method”:“load”,“native”:false},{“column”:14,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_load”,“line”:878,“method”:"\_load",“native”:false},{“column”:19,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.require”,“line”:1025,“method”:“require”,“native”:false},{“column”:18,“file”:“internal/modules/cjs/helpers.js”,“function”:“require”,“line”:72,“method”:null,“native”:false},{“column”:17,“file”:"/app/startup/routes.js",“function”:null,“line”:8,“method”:null,“native”:false},{“column”:30,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_compile”,“line”:1137,“method”:"\_compile",“native”:false},{“column”:10,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_extensions…js”,“line”:1157,“method”:".js",“native”:false},{“column”:32,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.load”,“line”:985,“method”:“load”,“native”:false},{“column”:14,“file”:“internal/modules/cjs/loader.js”,“function”:“Module.\_load”,“line”:878,“method”:"\_load",“native”:false}]}  
2020-11-28T20:34:27.036922+00:00 app[web.1]: (node:23) DeprecationWarning: current Server Discovery and Monitoring engine is deprecated, and will be removed in a future version. To use the new Server Discover and Monitoring engine, pass option { useUnifiedTopology: true } to the MongoClient constructor.  
2020-11-28T20:34:27.196080+00:00 app[web.1]: winston-mongodb: error initialising logger MongoNetworkError: failed to connect to server [mongodburlhere] on first connect [Error: write EPIPE  
2020-11-28T20:34:27.196084+00:00 app[web.1]:  
at WriteWrap.onWriteComplete [as oncomplete] (internal/stream\_base\_commons.js:92:16 undefined)  
2020-11-28T20:34:27.196085+00:00 app[web.1]:  
at handleWriteReq .handleWriteReq (internal/stream\_base\_commons.js:51:26 undefined)  
2020-11-28T20:34:27.196089+00:00 app[web.1]:  
at writeGeneric .writeGeneric (internal/stream\_base\_commons.js:143:15 undefined)  
2020-11-28T20:34:27.196089+00:00 app[web.1]:  
at TLSSocket.Socket.\_writeGeneric (net.js:786:11 undefined)  
2020-11-28T20:34:27.196090+00:00 app[web.1]:  
at TLSSocket.Socket.\_write (net.js:798:8 undefined)  
2020-11-28T20:34:27.196090+00:00 app[web.1]:  
at doWrite .doWrite (\_stream\_writable.js:403:12 undefined)  
2020-11-28T20:34:27.196091+00:00 app[web.1]:  
at clearBuffer .clearBuffer (\_stream\_writable.js:542:7 undefined)  
2020-11-28T20:34:27.196091+00:00 app[web.1]:  
at onwrite .onwrite (\_stream\_writable.js:454:7 undefined)  
2020-11-28T20:34:27.196092+00:00 app[web.1]:  
at WriteWrap.onWriteComplete [as oncomplete] (internal/stream\_base\_commons.js:101:10 undefined) {  
2020-11-28T20:34:27.196092+00:00 app[web.1]: name: ‘MongoNetworkError’  
2020-11-28T20:34:27.196093+00:00 app[web.1]: }]  
2020-11-28T20:34:27.196094+00:00 app[web.1]:  
at Pool. (/app/node\_modules/mongodb/lib/core/topologies/server.js:438:11 undefined)  
2020-11-28T20:34:27.196094+00:00 app[web.1]:  
at Pool.emit (events.js:315:20 undefined)  
2020-11-28T20:34:27.196095+00:00 app[web.1]:  
at /app/node\_modules/mongodb/lib/core/connection/pool.js:562:14  
2020-11-28T20:34:27.196095+00:00 app[web.1]:  
at /app/node\_modules/mongodb/lib/core/connection/pool.js:1009:9  
2020-11-28T20:34:27.196096+00:00 app[web.1]:  
at callback .callback (/app/node\_modules/mongodb/lib/core/connection/connect.js:75:5 undefined)  
2020-11-28T20:34:27.196096+00:00 app[web.1]:  
at /app/node\_modules/mongodb/lib/core/connection/connect.js:101:9  
2020-11-28T20:34:27.196098+00:00 app[web.1]:  
at \_callback .\_callback (/app/node\_modules/mongodb/lib/core/connection/connection.js:329:7 undefined)  
2020-11-28T20:34:27.196099+00:00 app[web.1]:  
at Connection.errorHandler (/app/node\_modules/mongodb/lib/core/connection/connection.js:344:7 undefined)  
2020-11-28T20:34:27.196099+00:00 app[web.1]:  
at Object.onceWrapper (events.js:422:26 undefined)  
2020-11-28T20:34:27.196100+00:00 app[web.1]:  
at Connection.emit (events.js:315:20 undefined)  
2020-11-28T20:34:27.196100+00:00 app[web.1]:  
at TLSSocket. (/app/node\_modules/mongodb/lib/core/connection/connection.js:406:10 undefined)  
2020-11-28T20:34:27.196101+00:00 app[web.1]:  
at Object.onceWrapper (events.js:422:26 undefined)  
2020-11-28T20:34:27.196101+00:00 app[web.1]:  
at TLSSocket.emit (events.js:315:20 undefined)  
2020-11-28T20:34:27.196102+00:00 app[web.1]:  
at emitErrorNT .emitErrorNT (internal/streams/destroy.js:92:8 undefined)  
2020-11-28T20:34:27.196102+00:00 app[web.1]:  
at emitErrorAndCloseNT .emitErrorAndCloseNT (internal/streams/destroy.js:60:3 undefined)  
2020-11-28T20:34:27.196103+00:00 app[web.1]:  
at processTicksAndRejections .processTicksAndRejections (internal/process/task\_queues.js:84:21 undefined)  
2020-11-28T20:34:30.030051+00:00 app[web.1]: npm ERR! code ELIFECYCLE  
2020-11-28T20:34:30.030472+00:00 app[web.1]: npm ERR! errno 1  
2020-11-28T20:34:30.035468+00:00 app[web.1]: npm ERR! project-vidly@1.0.0 start: `node index.js`  
2020-11-28T20:34:30.035691+00:00 app[web.1]: npm ERR! Exit status 1  
2020-11-28T20:34:30.035969+00:00 app[web.1]: npm ERR!  
2020-11-28T20:34:30.036151+00:00 app[web.1]: npm ERR! Failed at the project-vidly@1.0.0 start script.  
2020-11-28T20:34:30.036349+00:00 app[web.1]: npm ERR! This is probably not a problem with npm. There is likely additional logging output above.  
2020-11-28T20:34:30.053382+00:00 app[web.1]:  
2020-11-28T20:34:30.053663+00:00 app[web.1]: npm ERR! A complete log of this run can be found in:  
2020-11-28T20:34:30.053839+00:00 app[web.1]: npm ERR! /app/.npm/\_logs/2020-11-28T20\_34\_30\_038Z-debug.log  
2020-11-28T20:34:30.110808+00:00 heroku[web.1]: Process exited with status 1  
2020-11-28T20:34:30.154570+00:00 heroku[web.1]: State changed from starting to crashed"

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<div class="post-metadata">

**Author:** ![corekel](https://avatars.discourse-cdn.com/v4/letter/c/eb9ed0/32.png) [@corekel](https://forum.codewithmosh.com/u/corekel)\
**Post date:** [June 14, 2022, 9:49pm UTC](https://forum.codewithmosh.com/t/problem-when-deploying-the-vidly-app-on-heroku/980/2 "2022-06-14T21:49:33Z")

</div>

Hey I just went through this exact same issue. All I had to do was convert all references to “Joi” to lowercase “joi” and that satisfied Heroku.