weblogic12c - starting 12c managed server with Nodemanager in 12C giving java.io.IOException -


i in process of upgrading application env weblogic 9.2 12c.

i have nodemanager running in 9.2 env. when managed server started nodemanager; no files/dirs created under domainhome/servers/managed_home/data(nodemanager).

however after upgrading 12c(separate installation of wls , nodemanager) starting 12c managed server 12c nodemanager creates files/dir @ above location.

i'm not able figure out why. help/thoughts appreciated.