In minutes, not weeks.

Common Issues & Solutions

Comprehensive troubleshooting guide

Quick solutions to the most frequently encountered problems. If you can't find a solution here, contact our support team.

WorkLab (ATS) Issues

Assessment link shows "Assessment Not Available"

Why this happens:

The assessment link only works AFTER you click the "Share" button on Step 3 (Review & Deploy).

Solution:

  1. 1. Go back to the Recruitment Tool
  2. 2. Navigate to Step 3: Review & Deploy
  3. 3. Click the green "Share" button
  4. 4. Wait for the "Assessment Published!" confirmation
  5. 5. Now the link will work

"Build All" button not generating quiz questions

Try this:

  • • Refresh the page and try again
  • • Check that you completed Step 1 (Job Details) fully
  • • Wait for the generation to complete (can take 30-60 seconds)
  • • If issue persists, use the "Regenerate Quiz" button on the specific quiz component

Can't find my saved jobs

Solution:

  • • Click "Job Library" in the sidebar (or Recruitment Tool → Job Library toggle)
  • • Use the search bar to find jobs by title or company
  • • Check the 6 filter dropdowns (Company, Location, Experience, Job Type, Work Mode, Status)
  • • Try the "Refresh" button to reload the list

Analytics showing "No candidates"

Reasons:

  • • Assessment hasn't been published yet (click "Share" first)
  • • No candidates have started the assessment yet
  • • Candidates may still be in progress (check "Interactions" tab for real-time activity)

LearnLab (LMS) Issues

"Assessment Source" button not responding

Solution:

Refresh the page. The button requires a fresh session to activate properly.

Step 2/3 locked after selecting source

Why:

You need to click the "Continue to Details" button at the bottom of the page, not just the step button in the progress bar.

Analytics showing old data

Solution:

  1. 1. Click the "Clear Cache" button at the top of Analytics page
  2. 2. Wait 2 seconds
  3. 3. Click "Refresh"
  4. 4. Data is cached for 30 minutes, so clearing cache forces a fresh load

Quiz not appearing in Library

Reason:

You need to click "Save to Library" after generating the quiz. Unsaved quizzes are lost on page refresh.

Settings Issues

"Email field is disabled — I can't change my login email"

Why:

Email is the primary account identifier and cannot be changed for security reasons.

Solution:

  • • Use "Preferred Contact Email" to add an alternative notification email
  • • If you absolutely need to change login email, contact Upstack AI support

Calendar integration shows 'Connected' but events aren't syncing

Try this:

  1. 1. Click the "Refresh connections" button under Calendar Integrations
  2. 2. If still not working, disconnect and reconnect your calendar (re-authorize OAuth)
  3. 3. Check that you granted full calendar access during OAuth authorization

"I don't see the Companies tab"

Reason:

You're in In-house mode

Solution:

  1. 1. Go to Settings → General → Account Type
  2. 2. Select "I create jobs for many companies" (Agency/Recruiter mode)
  3. 3. Click "Update Settings"
  4. 4. The Companies tab will now appear in Settings

Subscription button isn't working

Check:

  • • Ensure JavaScript is enabled
  • • Allow pop-ups for upstack.ai (Stripe checkout opens in new window)
  • • Try refreshing the page
  • • If still stuck, contact support for billing assistance

General Issues

Can't find Education Tool features

Solution:

The Education Tool is currently available at learnlab.upstack.ai. Click the "Education" button in the top-right header to access it.

Page is loading slowly

Possible causes:

  • • Large job library (1000+ jobs) - use filters to narrow results
  • • AI generation in progress - wait for completion
  • • Network issues - check your internet connection
  • • Browser cache - try clearing browser cache and refreshing

"Session expired" message

Why:

Your login session has timed out after period of inactivity.

Solution:

Simply log in again at upstack.ai/login. Your work is auto-saved.

Still having issues?

If you couldn't find a solution here, our support team is here to help.

Contact Support →

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Across WorkLab and LearnLab, our AI assists — it does not replace — human hiring, grading, and academic decisions. The "EU AI Act Aligned" badge reflects alignment with the Act's principles by design — transparency, human oversight, and documentation — not a certification. Learn more or visit our Trust Center.

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Last updated: 21/1/2026