Not Working on WHMCS 8.0.2

[immdraselkhan]

Here is the error:

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Error: Undefined class constant 'MAJOR_VERSION' in /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/guzzlehttp/guzzle/src/Utils.php:121
Stack trace:
#0 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/guzzlehttp/guzzle/src/functions.php(61): GuzzleHttp\Utils::defaultUserAgent()
#1 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/guzzlehttp/guzzle/src/Client.php(194): GuzzleHttp\default_user_agent()
#2 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/guzzlehttp/guzzle/src/Client.php(75): GuzzleHttp\Client->configureDefaults(Array)
#3 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(257): GuzzleHttp\Client->__construct()
#4 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(236): CoinbaseCommerce\ApiClient->getHttpClient()
#5 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(292): CoinbaseCommerce\ApiClient->makeRequest('POST', 'https://api.com...', Array)
#6 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/Resources/Operations/CreateMethodTrait.php(21): CoinbaseCommerce\ApiClient->post('charges', Array, Array)
#7 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/coinbase.php(111): CoinbaseCommerce\Resources\Charge::create(Array)
#8 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Module/AbstractModule.php(0): coinbase_link(Array)
#9 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Module/Gateway.php(0): WHMCS\Module\AbstractModule->call('link', Array)
#10 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Invoice.php(0): WHMCS\Module\Gateway->call('link', Array)
#11 /home/customer/www/omnisoftit.com/public_html/myaccount/viewinvoice.php(0): WHMCS\Invoice->getPaymentLink()
#12 {main}

[TechySuraj]

Yes getting same issue on my website

[TheOnionHost]

they stopped this plugin development,

[immdraselkhan]

This one is working. https://github.com/Invictusintl/coinbase-commerce-whmcs

[lstefan1520]

Here is the error:

Oops! Something went wrong and we couldn't process your request. Please go back to the previous page and try again.

For additional assistance, please reference the WHMCS TroubleShooting Guide »

Error: Undefined class constant 'MAJOR_VERSION' in /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/guzzlehttp/guzzle/src/Utils.php:121 Stack trace: #0 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/guzzlehttp/guzzle/src/functions.php(61): GuzzleHttp\Utils::defaultUserAgent() #1 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/guzzlehttp/guzzle/src/Client.php(194): GuzzleHttp\default_user_agent() #2 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/guzzlehttp/guzzle/src/Client.php(75): GuzzleHttp\Client->configureDefaults(Array) #3 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(257): GuzzleHttp\Client->__construct() #4 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(236): CoinbaseCommerce\ApiClient->getHttpClient() #5 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/ApiClient.php(292): CoinbaseCommerce\ApiClient->makeRequest('POST', 'https://api.com...', Array) #6 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/Coinbase/vendor/coinbase/coinbase-commerce/src/Resources/Operations/CreateMethodTrait.php(21): CoinbaseCommerce\ApiClient->post('charges', Array, Array) #7 /home/customer/www/omnisoftit.com/public_html/myaccount/modules/gateways/coinbase.php(111): CoinbaseCommerce\Resources\Charge::create(Array) #8 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Module/AbstractModule.php(0): coinbase_link(Array) #9 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Module/Gateway.php(0): WHMCS\Module\AbstractModule->call('link', Array) #10 /home/customer/www/omnisoftit.com/public_html/myaccount/vendor/whmcs/whmcs-foundation/lib/Invoice.php(0): WHMCS\Module\Gateway->call('link', Array) #11 /home/customer/www/omnisoftit.com/public_html/myaccount/viewinvoice.php(0): WHMCS\Invoice->getPaymentLink() #12 {main}

Hey, I updated the module at https://github.com/ploxhosts/coinbase-commerce-whmcs/releases/tag/v1.2.1.