Recently we found an issue with google backlink & saturation checker of seo panel version <= 3.2.0
Please do following steps to fix this issue.
1) Download patch file from following location => http://www.seopanel.in/patch/patch320.zip
2) Unzip patch file.
3) Replace file
seopanel/controllers/backlink.ctrl.php
with Patch file
patch320/backlink.ctrl.php
4) Replace file
seopanel/controllers/saturationchecker.ctrl.php
with Patch file
patch320/saturationchecker.ctrl.php
This will fix the issue with google backlink & saturation checker of seo panel.