I cant enable the latest dev build:

composer require drupal/jsonapi:"@dev"

drush en jsonapi

results in

Fatal error: Trait 'Drupal\serialization\Normalizer\SerializedColumnNormalizerTrait' not found in /var/www/html/web/modules/contrib/jsonapi/src/Normalizer/FieldItemNormalizer.php on line 24
 [error]  Drush command terminated abnormally due to an unrecoverable error.
Error: Trait 'Drupal\serialization\Normalizer\SerializedColumnNormalizerTrait' not found in /var/www/html/web/modules/contrib/jsonapi/src/Normalizer/FieldItemNormalizer.php, line 24

thanks

Comments

laurencefass created an issue. See original summary.

wim leers’s picture

Category: Bug report » Support request
Priority: Critical » Normal
Status: Active » Fixed
Issue tags: +API-First Initiative

Your Drupal core version is outdated and insecure. Please update Drupal core first. The error will then disappear :)

wim leers’s picture

Syntapse’s picture

many thanks.

Status: Fixed » Closed (fixed)

Automatically closed - issue fixed for 2 weeks with no activity.