Bizzare packaging messege

HI ALL !
well after trying to package my game …
choosing the folder and windows and checked all the settings … I start to package!
and then an window pop up saying “building” and after one second “packaging complete”

and it seems the folder is empty and it cannot be, caz’ the project is 50GB!
in the output log window… there is nothing ! all empty !

what does it mean ?
HELP!

thanks in advance !