The answer to 'GFCI outlet tripping breaker' is that a GFCI (Ground Fault Circuit Interrupter) outlet tripping the breaker is a common issue that usually indicates a ground fault or short circuit in the electrical system. This can be caused by a variety of factors, such as a faulty GFCI outlet, a problem with the wiring, or an issue with the connected appliance or device.
Some of the most common causes of a GFCI outlet tripping the breaker include a short circuit in the wiring, a malfunctioning GFCI outlet, a problem with the connected device or appliance, or even moisture or water exposure. In many cases, the issue can be resolved by resetting the GFCI outlet or troubleshooting the connected device. However, if the problem persists or you are unsure of the cause, it's best to call a licensed electrician to diagnose and fix the issue, as electrical work can be dangerous if not done properly.