Some features of SEO Toolkit extension are not available after license was upgraded to Premium:
It is not possible to use Log File Analyzer with the following message:
CONFIG_TEXT: Log File Analyzer is not available with your current license.
The keyword limit is not increased to 100:
PLESK_ERROR: Total keyword limit reached.
1 are available, but 2 or more are required.
Upgrade your license to increase the limit.
Bug in SEO Toolkit extension.
At the moment, there is no workaround available.
Consider following the article to be notified when the bug is fixed - the article will be updated.