How to manage Web Diagnostics in TikTok Events Manager

Last updated: July 2025

The Diagnostics tab in TikTok Events Manager helps you identify and resolve issues with your data connection setup, such as missing parameter data or content ID. When you fix errors and implement the recommended solutions in the Diagnostics tab, you can improve campaign performance and reporting.


Learn more about TikTok Events Manager.


Before you begin

You can access diagnostics information:

  • In the Diagnostics section in TikTok Events Manager home page

  • When you click a specific pixel, on the Diagnostics tab


How to manage web diagnostics in TikTok Events Manager

To access diagnostics from the TikTok Events Manager home page:

  1. Log in to TikTok Ads Manager.

  2. In the Tools tab, click Events to enter TikTok Events Manager.

  3. Go to the Diagnostics section to find and resolve issues with your events.

In this view, you can see diagnostic issues for all your pixels. The diagnostic card provides a summary that includes the issue, severity, affected dataset, and impacted ads. An action item is available for you to click and directly resolve the issue. For example, if the issue is that your first-party cookie is not enabled for a pixel, you can click Enable first-party cookies to begin addressing it. Click the three dots (...) and then Dismiss to remove the issue from the dashboard. To access diagnostics for a specific pixel in TikTok Events Manager:

  1. Click a specific pixel from the Datasets Overview section on the TikTok Events Manager home page.

  2. Click the Diagnostics tab. Note: A number next to the Diagnostics tab indicates an active issue.

  3. Click Active issues to review all issues related to the pixel you chose.

Similar to the home page view, the diagnostic card provides a summary that includes the issue, severity, affected dataset, and impacted ads for the specific pixel. Click Learn more for impact details, issue details, specific instructions on how to fix the issue, and sample data of recent events affected by the issue.