It seemed that the cause was the defrost drain.
Whirlpool french door refrigerator leaking water inside.
If your refrigerator water dispenser is dripping water it could be because there is air trapped in the water line causing a build up of pressure that is forcing some water to seep through the dispenser opening.
A refrigerator that is leaking water has an issue somewhere within the defrost and dehumidifying mechanisms of the unit.
In freezer on top refrigerators blockage of this drain due to ice or food debris is a simple and fairly common problem.
A leak from the very bottom center of the refrigerator usually is caused by the drain pan having a crack or not being in the proper position.
Apparently leaking inside the fridge is usually less serious than deposits of water onto the kitchen floor.
There are many minor issues that can be remedied and may repair a leaking.
You should purge the tank if this is happening.
A water leak inside your refrigerator will usually occur if the drain line from the defroster is routed on the inside of your refrigerator.
Unplug fridge from power and slide it out from the wall.
The water inlet valve where the water line connects into at the back of the refrigerator may also have a slight leak that causes a puddle of water.
This water can eventually leak onto the floor.