Mouse navigation is not working in Slack

Use this information to solve the problem when the mouse navigation is not working in Slack.

Problem

You are not able to use mouse navigation in Slack.

Symptom

You can see a warning icon next to the drill-down button with the message indicating that Slack cannot handle payload.
Figure 1. Warning message next to the drill-down button
Warning message next to the drill-down button

Cause

This is because the interactivity request URL for your app is not right.

Solution

Configure the interactivity request URL again with the steps in Connecting to Slack using public HTTP endpoint.