Fatal error: Uncaught Error: Undefined class constant 'MAJOR_VERSION' in /home/travel22/public_html/WordPress/wp-content/plugins/tweet-old-post/vendor/guzzlehttp/guzzle/src/Utils.php:121
Stack trace:
#0 /home/travel22/public_html/WordPress/wp-content/plugins/tweet-old-post/vendor/guzzlehttp/guzzle/src/functions.php(71): GuzzleHttp\Utils::defaultUserAgent()
#1 /home/travel22/public_html/WordPress/wp-content/plugins/easyazon/vendor/guzzlehttp/guzzle/src/Client.php(194): GuzzleHttp\default_user_agent()
#2 /home/travel22/public_html/WordPress/wp-content/plugins/easyazon/vendor/guzzlehttp/guzzle/src/Client.php(75): GuzzleHttp\Client->configureDefaults(Array)
#3 /home/travel22/public_html/WordPress/wp-content/plugins/easyazon/lib/amazon.php(382): GuzzleHttp\Client->__construct()
#4 /home/travel22/public_html/WordPress/wp-content/plugins/easyazon/lib/amazon.php(317): easyazon_api_get_items(Array, 'US')
#5 /home/travel22/public_html/WordPress/wp-content/plugins/easyazon/components/performance/performance.php(73): easyazon_get_ite in /home/travel22/public_html/WordPress/wp-content/plugins/tweet-old-post/vendor/guzzlehttp/guzzle/src/Utils.php on line 121
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