Fatal error: Uncaught Error: Call to undefined method GuzzleHttp\Utils::chooseHandler() in /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/paytium-pro/libraries/MailerLite/vendor/guzzlehttp/guzzle/src/functions.php:61
Stack trace:
#0 /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/backwpup/vendor/guzzlehttp/guzzle/src/HandlerStack.php(42): GuzzleHttp\choose_handler()
#1 /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/mollie-payments-for-woocommerce/vendor/mollie/mollie-api-php/src/HttpAdapter/Guzzle6And7MollieHttpAdapter.php(59): GuzzleHttp\HandlerStack::create()
#2 /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/mollie-payments-for-woocommerce/vendor/mollie/mollie-api-php/src/HttpAdapter/MollieHttpAdapterPicker.php(22): Mollie\Api\HttpAdapter\Guzzle6And7MollieHttpAdapter::createDefault()
#3 /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/mollie-payments-for-woocommerce/vendor/mollie/mollie-api-php/src/MollieApiClient. in /home/berry35/domains/berryrutjes.com/public_html/wp-content/plugins/paytium-pro/libraries/MailerLite/vendor/guzzlehttp/guzzle/src/functions.php on line 61
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