During installation on server, RH7 give me this bug report to send you:

Traceback (innermost last):
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/iw/progress_gui.py", 
line 20, in run
    rc = self.todo.doInstall ()
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/todo.py", line 1470, in 
doInstall
    self.fstab.turnOnSwap()
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/fstab.py", line 406, in 
turnOnSwap
    isys.swapon (file)
  File "/usr/lib/anaconda/isys.py", line 142, in swapon
    return _isys.swapon (path)
SystemError: (22, 'Argomento non valido')

Local variables in innermost frame:
path: /tmp/swap/sda7

ToDo object:
(itodo
ToDo
p1
(dp2
S'method'
p3
(iimage
CdromInstallMethod
p4
(dp5
S'progressWindow'
p6

<failed>

My hardware configuration is the follow:
dual PIII 550Mhz
256MB RAM
2x SCSI disks 17GB
RAID HARDWARE with AMI series 762 rev.D
1 cdrw with SCSI BUS
1 cd ATAPI
video card with S3 processor
internal IOMEGA ZIP 100 MB
2 x ethernet cards

Thank you very much.
Best regards.

Daniele Manfredi