# Lots of 503 errors on DEV

**URL:** <https://community.appfarm.io/t/lots-of-503-errors-on-dev/961>\
**Category:** Ask the community\
**Created:** [January 10, 2024, 12:26pm UTC](https://community.appfarm.io/t/lots-of-503-errors-on-dev/961 "2024-01-10T12:26:10Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![matt](https://dub1.discourse-cdn.com/flex013/user_avatar/community.appfarm.io/matt/32/188_2.png) [@matt](https://community.appfarm.io/u/matt)\
**Post date:** [January 10, 2024, 12:26pm UTC](https://community.appfarm.io/t/lots-of-503-errors-on-dev/961/1 "2024-01-10T12:26:10Z")

</div>

We’re getting lots of 503 errors on DEV, and development is now extremely slow because of this. Can someone take a look at the DEV servers please? It’s been like this for several hours now.

---

<div class="post-metadata">

**Author:** ![matt](https://dub1.discourse-cdn.com/flex013/user_avatar/community.appfarm.io/matt/32/188_2.png) [@matt](https://community.appfarm.io/u/matt)\
**Post date:** [January 10, 2024, 12:42pm UTC](https://community.appfarm.io/t/lots-of-503-errors-on-dev/961/2 "2024-01-10T12:42:43Z")

</div>

```auto
Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Error Setting Ios Icons Error: Request failed with status code 503
    at e.exports (vendor.0f63ad094b66fd7b5383.js:2:127465)
    at e.exports (vendor.0f63ad094b66fd7b5383.js:2:129893)
    at XMLHttpRequest.S (vendor.0f63ad094b66fd7b5383.js:2:122066)
(anonymous) @ vendor.0f63ad094b66fd7b5383.js:2
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 1
/api/ws/?EIO=4&transport=polling&t=OppOz8n:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 1747
sw.js:1 [SW-NF] (app_605fff0eaa04ec305fd34dfa) - Serving from cache: https://smartcube-dev.appfarm.app/api/v1/apps/605fff0eaa04ec305fd34dfa/metadata/devtools
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 2
/api/ws/?EIO=4&transport=polling&t=OppOzrU:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 3950
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 3
/api/ws/?EIO=4&transport=polling&t=OppO_53:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 7681
2sw.js:1 [SW-NF] (app_605fff0eaa04ec305fd34dfa) - Serving from cache: https://smartcube-dev.appfarm.app/api/v1/apps/605fff0eaa04ec305fd34dfa/metadata/devtools
3sw.js:1 [SW-NF] (app_605fff0eaa04ec305fd34dfa) - Serving from cache: https://smartcube-dev.appfarm.app/api/v1/apps/605fff0eaa04ec305fd34dfa/status
vendor.0f63ad094b66fd7b5383.js:2 App sent to background
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 4
/api/ws/?EIO=4&transport=polling&t=OppP18J:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 9774
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 5
/api/ws/?EIO=4&transport=polling&t=OppP3am:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 9721
vendor.0f63ad094b66fd7b5383.js:2 Trying to reconnect: 6
/api/ws/?EIO=4&transport=polling&t=OppP60-:1 
        
        
       Failed to load resource: the server responded with a status of 503 ()
vendor.0f63ad094b66fd7b5383.js:2 Unknown connection error. Trying again in a while
vendor.0f63ad094b66fd7b5383.js:2 Reconnect in: 9708

```

---

<div class="post-metadata">

**Author:** ![matt](https://dub1.discourse-cdn.com/flex013/user_avatar/community.appfarm.io/matt/32/188_2.png) [@matt](https://community.appfarm.io/u/matt)\
**Post date:** [January 11, 2024, 8:59am UTC](https://community.appfarm.io/t/lots-of-503-errors-on-dev/961/3 "2024-01-11T08:59:41Z")

</div>

It’s better today at least. Did someone at Appfarm fix something yesterday?