前門拒虎，後門進狼
qián​mén​jù​hǔ​hòu​mén​jìn​láng

one problem after another

前门拒虎，后门进狼 前門拒虎，後門進狼 qián​mén​jù​hǔ​hòu​mén​jìn​láng
one problem after another
to drive a tiger from the front door only to have a wolf enter from the back; figuratively describes getting rid of one threat only to be immediately faced with another