Skip to main content

Harness Certifications Frequently Asked Questions (FAQs)

This FAQ page is designed to assist customers who are experiencing common issues while attempting to complete Harness certifications on our platform. From resolving exam glitches to managing time during the hands-on exam, this guide aims to provide quick and effective solutions beyond our Instructions section.

Table of Contents

Exam gets "Stuck"

What should I do if my exam gets stuck on the "loading" screen?

If you encounter a "loading..." message followed by an error that says "There was a problem. Please try again later", your exam has gotten "stuck".

Error screenshot here Error screenshot here

How do I fix this?

Please email our certification team at to resolve the issue.

What if I used a coupon code?

If you initially used a coupon code during your registration, you will need to re-enter it once the error is cleared.

Trouble with the Hands-On Exam

I can't load/open the Hands-On portion of the exam, what should I do?

This usually occurs because right-click is not enabled on the exam. You can manually copy and paste the URL into a new tab to access the Hands-On portion. You can use Command+C/Command+V for Mac or Ctrl+C/Ctrl+V for Windows.

Running Out of Time in Hands-On Exam

What should I do if I'm running out of time or need to step away from the Hands-On exam?

Two options are available:

  1. Are You Still There?: If you've been idle, an "Are you still there?" pop-up will appear. Click on the "I'm still here" button to restart the timer. Are you still there? screenshot here

  2. Extend Time Limit: If you need more time to complete challenges, click on the "Extend Time Limit" button located in the upper right corner of your screen. Extend Time screenshot here

Issues with Course Registration

How do I register for a course?

Follow the on-screen instructions to register for a course. If you encounter any problems, please email

I can't find the course I'm looking for, what should I do?

Use the search bar within the Skilljar dashboard to find your desired course. If you still can't locate it, email

How do I use a coupon code during registration?

Enter your coupon code in the designated box during the checkout process. If the code doesn't work, please email

How do I retake a paid exam?

For the Admin and Architect level exams, we allow for up to two retakes on paid exams.

  • If you have purchased an exam [not via coupon code] and need to retake,  please e-mail so we can provide a retake coupon code.
  • If you redeemed a coupon code, please re-apply the coupon code when retaking.

Contact Information

For any other queries or technical difficulties, please don't hesitate to contact us at