--- title: "Necessary permissions for Slack Notification" slug: "necessary-permissions-for-slack-notification" updated: 2024-01-19T08:45:24Z published: 2024-01-19T08:45:24Z canonical: "docs.biztalk360.com/necessary-permissions-for-slack-notification" --- > ## Documentation Index > Fetch the complete documentation index at: https://docs.biztalk360.com/llms.txt > Use this file to discover all available pages before exploring further. # Necessary permissions for Slack Notification Once after configuring the Slack Notification channel, you may not able to receive the notifications from BizTalk360 and face the below error in BizTalk360.NotificationChannel.log log file. YYYY-MM-DD 13:09:38 ERROR - missing_scope The above exception will appear due to the scope/permission which was provided to the application configured in Slack. To post messages in Slack for the particular application, you have to provide ***chat:write:user*** scope, ([https://api.slack.com/methods/chat.postMessage](https://api.slack.com/methods/chat.postMessage)) ![image.png](https://cdn.document360.io/253f6006-3994-42d0-98cd-fdc637f51791/Images/Documentation/image%28179%29.png)