Pothi Kalimuthu on "[Plugin: WP Super Cache] No Mod_Rewrite Button"

- please visit your site's /wp-admin/options-general.php?page=wpsupercache&tab=debug,
- enable debugging
- put the correct IP address
- click save
- once saved, you'd be presented with the link to the log file.
- access the file using your preferred method (SSH, SFTP, etc).
- please post back what you see in it, if you can't decipher it