After installing this package for the download zip method, I am getting the error
Exception #0 (Magento\Framework\Exception\LocalizedException): Invalid block type: MagePsycho\Customshipping\Block\System\Config\Form\Field\Version Exception #1 (ReflectionException): Class MagePsycho\Customshipping\Block\System\Config\Form\Field\Version does not exist
After installing this package for the download zip method, I am getting the error
Exception #0 (Magento\Framework\Exception\LocalizedException): Invalid block type: MagePsycho\Customshipping\Block\System\Config\Form\Field\Version Exception #1 (ReflectionException): Class MagePsycho\Customshipping\Block\System\Config\Form\Field\Version does not exist