Hello ,
I am also facing same issue - Top Warnings - Indexed, though blocked by robots.txt
while I am using Osclass v4.4
Here is the robot.txt , I am using all in one seo tool.
User-agent: *
Disallow: /oc-admin/
Disallow: /oc-content/downloads/
Disallow: /oc-content/languages/
Disallow: /oc-content/uploads/HTML/
Disallow: /oc-content/uploads/minify/
Disallow: /oc-content/uploads/temp/
Disallow: /oc-includes/osclass/
Disallow: /oc-includes/vendor/
also I install plugin external links for Osclass . check the screen shot. here one option Add a rel="nofollow" attribute to outbound links. - that is checked by default. am i getting error because of this ??