摘要： 打开drupal，提示core要upgrade到7.19版本。于是开始升级，参考如下：drupal core升级必须按照版本顺序升级，不能跳过中间任何版本。步骤如下。Instructions on how to update Drupal core with a newer version of Drupal of the same category or same base version [ ie Drupal 6/7/8]1. Make a backup of your Drupal instance.2. Download the latest release of your curr 阅读全文