Warning on module page: Both parameters should have at least 1 element

After installation of Ctools and going to 'Generate installation profile ' link on Administration page, I got this error:
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warning: array_combine() [function.array-combine]: Both parameters should have at least 1 element in /var/www/vhosts/MY_Domain/httpdocs/DRUPAL_FOLDER/modules/profile_generator/plugins/profile_element/views.inc on line 27.
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