White screen (but signed in) after login [Self-hosted]

Any solution to this: I login (successfully) and I see a white screen (faintly can maybe spot the left sidebar loading, but that's it.)

with this error in console:

Tried and still doesn't work:

  • incognito
  • resetting password
  • disabling and re-enabling user
  • manually clearing cache, cookies, local storage, session storage, etc.

We seem to be having the same problem when trying to view/preview mobile apps in a web browser (editing works fine). Is yours a Retool Mobile app, @Ori ?

After a bit of trial and error I noticed pressing the preview/play button in the upper-right of the editor doesn't work.


However, if I go to Releases and History along the left, and select Preview Release on my latest version, the app preview loads properly.

Comparing the two URL's - the one that was failing to load contained the App ID, while the one that loaded properly had the app name. Copy/pasting the working URL and launching it allowed our users to access the app.

As far as I know this just started happening this morning for us.

Hmmm.. interesting.

For us, it's not working on the deployed version, for one of our external users. Can't figure out why!!

Hi @Ori,

Thanks for joining office hours! Very strange issue :thinking:

Per office hours troubleshooting, it's even more strange that it works when you log in. Definitely feel free to DM us any logs or other findings that come up when the user tries again.

It is a helpful datapoint to compare browsers and devices where it's working vs not working. It sounds like the user experiencing this issue is on Windows + Chrome.

I'll check in with the engineering team that works on external apps

Hi @Matt_N,

Are all users experiencing this issue? It sounds like the issue Ori is running into was scoped to an individual user (so far, at least). Could you send me an app export?

@Tess - we only have one user that accesses mobile apps via the web, and this problem cleared up when I updated their URL to the 'working' format. I just tested with my non-admin account, and it does behave the same way where a blank white page loads on login. I do have the 'Landing Page' setting enalbed for users, so it does load right to an app and not the Retool home screen. Doing a bit more testing with that account, I noticed my problem (not sure if it's the same as what @Ori is seeing) is related to the URL format. I originally thought is was just a difference between App ID and App Name, but looking at it now it's a different path all together.

Original URL Format (loads blank white page):
(This is the format that was saved as a shortcut for our user, and what loads when I initially login with my non-admin account)

domain.retool.com/apps/app_id/app_name

Working URL Format (Note the mobile/ prefixing apps/)
(Both of these formats work, and are what load when clicking from the app list, or selecting Preview Release)

domain.retool.com/mobile/apps/app_id
domain.retool.com/mobile/apps/app_name

I'll get an app export over to you shortly as well. Appreciate the help!

Thanks, @Matt_N! I was able to reproduce these issues with your app export and with other mobile apps. These look like Retool bugs. I will reach out here when our team ships fixes

So far, I think these issues are separate from the behavior @Ori is seeing

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