# Error (HTTP code 500) when running new app with docker

**URL:** <https://community.homey.app/t/error-http-code-500-when-running-new-app-with-docker/90149>\
**Category:** Developers\
**Tags:** homey-bridge\
**Created:** [September 24, 2023, 2:52pm UTC](https://community.homey.app/t/error-http-code-500-when-running-new-app-with-docker/90149 "2023-09-24T14:52:52Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Daniel\_Rekke](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/daniel_rekke/32/79237_2.png) [@Daniel\_Rekke](https://community.homey.app/u/Daniel_Rekke)\
**Post date:** [September 24, 2023, 2:52pm UTC](https://community.homey.app/t/error-http-code-500-when-running-new-app-with-docker/90149/1 "2023-09-24T14:52:52Z")

</div>

Hello everyone,  
I’m trying to create my first app. I have a homey bridge. I installed node.js v20.7.0 and docker v4.23.0. Now I want to run my basic app, but I get this error message and I don’t know how to fix it.

`× Error: (HTTP code 500) server error - mkdir C:\Windows\System32\com.djrek.rfremote\.homeybuild\node_modules: Access is denied.`

```
at C:\Users\djrek\AppData\Roaming\npm\node_modules\homey\node_modules\docker-modem\lib\modem.js:343:17
at getCause (C:\Users\djrek\AppData\Roaming\npm\node_modules\homey\node_modules\docker-modem\lib\modem.js:373:7)
at Modem.buildPayload (C:\Users\djrek\AppData\Roaming\npm\node_modules\homey\node_modules\docker-modem\lib\modem.js:342:5)
at IncomingMessage.<anonymous> (C:\Users\djrek\AppData\Roaming\npm\node_modules\homey\node_modules\docker-modem\lib\modem.js:310:16)
at IncomingMessage.emit (node:events:526:35)
at endReadableNT (node:internal/streams/readable:1376:12)
at process.processTicksAndRejections (node:internal/process/task_queues:82:21)`

```