Error response from daemon: conflict: unable to delete c8966047c777 (must be forced) - image is referenced in multiple repositor

删除 docker image 时，报错如下

docker image rm c8966047c777
Error response from daemon: conflict: unable to delete c8966047c777 (must be forced) - image is referenced in multiple repositor

解决办法：

如提示，要删除可以强制删除

docker image rm c8966047c777 -f