webserver: use a default path to avoid nil
webserver: use a default path to avoid nil

Former-commit-id: 6339ab0ab5df336f615fd34e52586163b393d57a
Former-commit-id: 05fe580da8fa2ba9d20e7ca6d457e1fa4e0dcf5e
torhve/ivar2,haste/ivar2,torhve/ivar2,torhve/ivar2