got some problems to mount .iso files

[derb]

Operating System: win xp home
Burning Software: nero 6
Anti-virus Software: nortonanti virus 2004
DAEMON Tools Version: 3.47

hello
can anyone help me?
i got big a big problem.
i cannot mount .iso files. why?
i don't know, but i need it.


thanks

[Copytrooper]

What happens, and how did you create the ISOs (software and settings used)?

[derb]

i don't know how the .iso file was created.
i also tryed already the isobuster, but there is just one track visible... and nothing to do
nero 6 means also that the sektions don't works with the imiga lenght..