I got assigned with a task of executing drupal-8 migrations. The only way to migrate data into Drupal 8 is through Drush. While I was progressing through working with Drupal-7 to Drupal-8 migration we got stuck with white screen death.
So we find out following are the methods to correct this error.
As the drupal is getting ready to migrate to a higher version 8. The older version is overhauled by the newer in every sense. As Zyxware is a regular contributor to drupal, its relevant that we need to upgrade our contibuted modules too.
Here I am listing some of the major changes found out during migrating modules from Drupal 7 to Drupal 8