> ## Documentation Index
> Fetch the complete documentation index at: https://cometchat-22654f5b-docs-llms-scoped-indexes.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Error Codes

> Error Codes for CometChat REST API.

Error codes specific to the Management APIs (Multi-Tenancy).

## App Management

| Error Code | Description |
| - | - |
| `ERR_APP_CREATION_FAILED_MAX_LIMIT` | You have reached the maximum number of complimentary apps allowed. Delete an existing app or upgrade to a paid plan, then try again. |
| `ERR_APP_ARCHIVED` | The app has been archived and will be permanently deleted after 30 days. |
| `ERR_APP_DELETION` | The app is associated with a paid subscription. Contact CometChat support before deleting. |
| `ERR_APP_NOT_FOUND` | The App ID does not exist or has been archived. |

## Extensions

| Error Code | Description |
| - | - |
| `ERR_EXTENSION_NOT_FOUND` | The provided extension ID does not correspond to any existing microservice. |
| `ERR_EXTENSION_INACTIVE` | The operation failed because the extension is currently inactive. |

## Team Management

| Error Code | Description |
| - | - |
| `ERR_ALREADY_AN_OWNER` | The user is already registered as an owner of the app. |
| `ERR_SELF_ACTION_DENIED` | A user cannot add themselves as a collaborator. |
| `ERR_NOT_A_COLLABORATOR` | The specified email is not a collaborator for this app. |

## Webhooks

| Error Code | Description |
| - | - |
| `ERR_WEBHOOK_NOT_FOUND` | The webhook does not exist. |
| `ERR_BAD_REQUEST` | Validation error in the request. |
| `AUTH_ERR_EMPTY_AUTH_HEADER` | The authentication header is missing. |


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