Problems with install sript of domino 6.0

Hi,
 
i tried to install the domino 6 server on a suse enterprise server 7
(IA32). I verified all stepps that was described in the redbook. But
when i start the install script, i get the following error messages:
--------
: command not found
: command not found
: command not found
/install line 7: syntax error near unexpected token '{'
---------
 
I don't understand, where the problem could be...