MEVCORE
config.runtime_end_of_life

<runtime> is past its end of life

A mevcore app hosting error at the “settings” stage.

What it means

Support for <runtime> ended on <date>, so it gets no security fixes.

This is a warning about the app settings: mevcore shows it in the Problems card even before a deployment.

Typical causes

  • Required environment variables are missing
  • A service (database, Redis) is not connected or the limit is reached
  • Too little memory for the app's stack

How to fix it on mevcore

The application keeps running. Pick a newer runtime in the settings, raise the version the project asks for if it pins one (engines, target framework, .python-version) and deploy.

  1. 1 Open the app in the mevcore panel: the Problems card on the overview shows this error and the log line it was found in.
  2. 2 After the fix, deploy again. If it fails again, the log ends with [mevcore] lines naming the new error code.
  3. 3 The "Ask AI" button next to the error prepares a request for ChatGPT or Claude: the error code, the end of the log without secrets and the app settings.

For an AI assistant

The same in English: paste it together with the log into the AI chat.

mevcore error code: config.runtime_end_of_life
phase: settings
diagnosis: <runtime> is past its end of life
platform hint: Support for <runtime> ended on <date>, so it gets no security fixes. The application keeps running. Pick a newer runtime in the settings, raise the version the project asks for if it pins one (engines, target framework, .python-version) and deploy.
platform docs: https://mevcore.com/llms-full.txt

All error codes · How to prepare your project for mevcore · llms-full.txt

Can't fix it?

Message support with the error code: we will tell you what to change in the project or settings.

App hosting

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