Google Analytics 4 bug causes data gaps in reports

Google Analytics 4 is allegedly missing data from User Acquisition and Traffic Acquisition reports due to a bug.

Users report that data prior to September 6 is no longer available, despite it having been in place for at least two years prior, as demonstrated in the screenshot below:

The screenshot was shared in the Google Analytics Help Center.

In response, 15 others confirmed they were experiencing the same issue:

Why we care. If you are experiencing this problem, rest assured that the bug has been submitted to Google in Issue Tracker. Additionally, your data is not lost – you can still generate reports on traffic in Exploration reports or Standard reports using a different dimension such as source/medium.

What Google is saying. Google did not immediately respond to Search Engine Land’s request for comment.


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Deep dive. Read the full thread on the Google Analytics Help Center for more information.

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