404 - Path /org/slf4j/slf4j-simple/1.5.5/ not found in group repository "Fusesource Proxy group of all external release repositories" [id=m2-release-proxy].

Path /org/slf4j/slf4j-simple/1.5.5/ not found in group repository "Fusesource Proxy group of all external release repositories" [id=m2-release-proxy].