> ## Documentation Index
> Fetch the complete documentation index at: https://docs.allgoodhq.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ERM-1021

> We couldn't authenticate with Slack

## What happened

Slack rejected allGood's connection.

## Common causes

The allGood app was uninstalled or its access revoked; the workspace or the installing user was deactivated.

## How to fix

Reconnect Slack in Settings → Integrations.

## Will allGood retry?

<Warning>No.</Warning>