Conflict & critical error

Getting this error: Please suggest what to do or you can provided update-

Error Details
=============
An error of type E_ERROR was caused in line 769 of the file /home/xxxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/UpdateChecker.php. Error message: Uncaught Error: Cannot use object of type WP_Error as array in /home/xxxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/UpdateChecker.php:769

Stack trace:
#0 /home/xxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/Plugin/UpdateChecker.php(130): Puc_v4p10_UpdateChecker->requestMetadata(‘Puc_v4p10_Plugi…’, ‘request_info’, Array)
#1 /home/xxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/Plugin/UpdateChecker.php(152): Puc_v4p10_Plugin_UpdateChecker->requestInfo(Array)
#2 /home/xxxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/UpdateChecker.php(272): Puc_v4p10_Plugin_UpdateChecker->requestUpdate()
#3 /home/xxxxx/public_html/wp-content/plugins/fifu-premium/kernl-update-checker/Puc/v4p10/Scheduler.php(180): Puc_v4p10_UpdateChecker->checkForUpdates()
#4 /home/xxxxx/public_html/wp-includes/class-wp-hook.php(303): Puc_v4p10_Scheduler->maybeCheckForUpdates(”)
#5 /home/xxxxx/