Magento 2 Same Order Number Extension by Mageplaza allows store owners to easily create the ID of Invoice, Shipment and Credit Memo the same as the ID of the original Order. This will significantly contribute to a well-managed order information system.
syslog displays: main.CRITICAL: Exception: Deprecated Functionality: explode(): Passing null to parameter #2 ($string) of type string is deprecated in /home/html/vendor/mageplaza/module-same-order-number/Helper/Data.php on line 45 in /home/html/vendor/magento/framework/App/ErrorHandler.php:62
Solution (*)
Modify /vendor/mageplaza/module-same-number/Helper/Data.php line 45
The versions of this module in packagist are higher then de Magento2 marketplace. This causes problems when I've "purchased" this free module using the Magento marketplace during install.