Line 2 The "Sitemap" command requires an absolute URL, that is an URL starting with "http://" (Example: http://www.domain.com/sitemap.xml).
Line 5 The "*" wildchar in file names is not supported by (all) the user-agents addressed by this block of code. You should use the wildchar "*" in a block of code exclusively addressed to spiders that support the wildchar (Eg. Googlebot).
I guess this is still a good first step. I also thought about using rel="nofollow" in the HTML code but that does not seem to be appropriate in this situation.
I checked the robots.txt with http://tool.motoricerca.info/robots-checker.phtml/robots-checker.phtml and found some issues:
"*"wildchar in file names is not supported by (all) the user-agents addressed by this block of code. You should use the wildchar"*"in a block of code exclusively addressed to spiders that support the wildchar (Eg. Googlebot).I guess this is still a good first step. I also thought about using
rel="nofollow"in the HTML code but that does not seem to be appropriate in this situation.