GA4 problems rarely announce themselves. An event stops firing, a channel loses attribution, revenue drifts away from reality, and the reports keep rendering as if nothing happened. These guides work symptom by symptom: what you are seeing, the causes ranked by likelihood, and how to fix each one. If you would rather check everything at once, a scored audit takes about two minutes.
Orders are coming in but GA4 shows no purchases, or fewer than reality. The six causes, in the order to check them.
A chunk of your traffic reports as 'Unassigned' and no channel gets the credit. What creates it and how to trace each source.
More guides are added regularly. Can’t see your symptom? Run a free audit and the report will usually surface the cause, or tell us what you’re seeing and we’ll point you in the right direction.
Debugging one symptom often reveals three more. Tracking Auditor checks the whole setup in one pass, scored A–F with a prioritised fix plan. Your first audit is free.
Run a free audit →Every symptom on this page is something a routine audit catches before anyone notices it in the reports. The audit guides cover the full process: