Support for Drupal 7 is ending on 5 January 2025—it’s time to migrate to Drupal 10! Learn about the many benefits of Drupal 10 and find migration tools in our resource center.
You should rename field_email
to field_basic_cart_email
to avoid conflict.
For example :
I've field_email on my site with the type of email (email module)
When I install basic cart which comes with field_email with type of text, It will try to change existing field type.
I got this error FieldException: Cannot change an existing field's type. in field_update_field() (line 234 of
on every field_update_field() call.