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How to Generate and Send a HAR File for Troubleshooting

How to Generate and Send a HAR File for Troubleshooting

Hi there! To help our team investigate the issue you encountered, we’ll need a HAR file, which logs technical activity in your browser. This is quick and easy to do - just follow the steps below. The same steps can be found in this video.


✅ Step-by-Step Instructions (in Google Chrome):

  1. Open Chrome on your PC and go to the page where the issue occurred, such as the Data Management page on CUCollaborate.com.
  2. Open Developer Tools:
    • Press F12 or CTRL + SHIFT + A on your keyboard.
    • A panel will open on the side or bottom of your browser.
  1. Click on the “Network” tab in the Developer Tools panel.
  2. Enable “Preserve log”:
    • Check the box labeled “Preserve log”. This ensures the data isn’t lost when the page reloads.
  1. Clear the current log:
    • Click the clear button (a circle with a slash icon) to wipe previous activity.
  1. Start recording:
    • Click the record button so it turns red. This means your browser is now recording network activity.
  1. Reproduce the issue:
    • Try to upload your data again by:
      • Clicking Upload Data
      • Selecting a date in the calendar
      • Choosing a loan and share file
      • Clicking Submit
  1. Export the HAR file:
    • Once the error occurs, right-click anywhere in the network activity list.
    • Select “Save all as HAR with content”
    • Save the file to your computer.
  1. Send us the file:


Updated on: 23/06/2025

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