Not all problems result in error traces to analyse. Example, you release buggy client that doesn't call "POST /order/finalize" when it should. There are no er

Not all problems result in error traces to analyse. Example, you release buggy client that doesn't call "POST /order/finalize" when it should. There are no error traces, there are just missing HTTP requests. Metrics reveal that calls to "POST /order/finalize" for iOS apps are down 50% WoW.