I’ve been getting this error frequently now and it’s beginning to become a large annoyance. Running ./launcher restart app temporarily resolves the issue, but after a bit it will return. [This image depicts a screenshot of a coding environment displaying a list of code snippets in white text on a …

While that is the same error (500), I do not think it’s the same situation(even though similar), since my issue happened after I updated Discourse, which should have updated core plugins as well. The OP of that topic - said they updated a core plugin to fix - while I updated the entire platform - a…

Issue happened again today this time without any update being done prior to the error occurring. Still hoping for someone to respond with a solution.

can’t believe this is being ignored. I am still getting the ERROR - Chat GPT says its something to do with a missing Import :upside_down_face:

Can you provide step by step replication steps? How are you arriving at this error message? Is your site self-hosted? If so, can you confirm you’ve recently done a rebuild from the command line and your site is up to date, and you are still able to replicate?

The issue happens when users are creating topics and inserting a timestamp. They insert the timestamp, and the error occurs when they press “Post” or “Edit” a post I believe. I personally cannot reproduce it. The information I provide is from the Error logging information, and what my moderators are…

can you share the markdown here for a post that generates the internal server error message?

We use the button within the composer and not insert through a markdown format, so I am unsure what you are looking for. For context, its hard to reproduce, but happens frequently. I have to update Discourse or rebuild to stop the error. I have narrowed it down to the Date/Time plugin as you can st…

I am trying to get replication steps. If you have a post with just the below markdown, what happens? [date=2025-08-15 timezone="America/Los_Angeles"] I will post that below and see if I can replicate your problem here. It appears I cannot. What does the markdown for your inserted time/date look li…

[image] tobiaseigen: [date=2025-08-15 timezone="America/Los_Angeles"] Edit: I will post the markdown soon. I didn’t have the button pressed. :sweat_smile:

Anybody know what this MiniRacer::RuntimeError (TypeError: moment.tz is not a function) error is?

Product Support

tobiaseigen (Tobias Eigen) August 24, 2025, 11:41pm 20

Great! Can you try it again in safe mode?

Topic		Replies	Views
500 Error when posting, moment.tz runtime error Bug	14	417	July 25, 2024
Create post with markdown date returns error 500 Product Support	6	238	August 2, 2025
Deactivated plugin causes Error 500 on post Product Support	16	3460	August 5, 2017
On edit: Internal Server Error due to plugin Product Support	2	1555	December 5, 2018
Topic Timers: internal error 500 Bug topic-timers	3	1056	June 21, 2017

Anybody know what this MiniRacer::RuntimeError (TypeError: moment.tz is not a function) error is?

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