THNAKS,
i follow your word one by one and i try the file you say and after i deleted it.
After i reboot the NBX.
After i try to upgrade again but unfortunately the same error show me, on browser :
Software Upgrade fail.
Failed to uncompress tar file
On hyper term show, after raw software upgrade (file unpack) beginning...
ERROR: -5
s
0xecf4c74 (tEmWeb) : Software upgrade cabceled.
And after show VxWorks Login tree time......
On a log file doesn't show anything, i upgrade the NBX with notebook (and another one) with same subnet of lan and with direct connection with lan cable..
Now i find another way with ftp on nbx the file i try to put on the nbx in directory htfs0, but like after, not find on directory tmp.
I don't know.....