Issues

• 2.4.9 Compatability

  magento/data-migration-tool#936 · Filter by author tim-breitenstein-it opened on Jul 8, 2026
  1

• Facing Sql state error on data migration cmd "SQLSTATE[42000]: Syntax error or access violation: 1115 Unknown character set: 'utf8mb4'"

  magento/data-migration-tool#935 · Filter by author adethnicinfotech-stack opened on May 7, 2026
  1

• Data Migration Tool inserts massive duplicate gallery rows in catalog_product_entity_media_gallery_value causing major slowdown

  magento/data-migration-tool#934 · Filter by author ioweb-gr opened on Dec 29, 2025
  1

• Error in catalog product after migration magento 2.4.8 - data migration tool 2.4.8.1

  magento/data-migration-tool#932 · Filter by author newbeginnerdeveloper opened on Oct 24, 2025
  7

• Errore after installing data migration tool 2.4.8.1

  magento/data-migration-tool#931 · Filter by author newbeginnerdeveloper opened on Oct 24, 2025
  7

• Erro Mismatch of entities in the document

  magento/data-migration-tool#930 · Filter by author bangln opened on Aug 28, 2025
  1

• Integrity constraint violation: 1062 Duplicate entry '11-general' for key

  magento/data-migration-tool#928 · Filter by author Rajat9620 opened on Apr 15, 2025
  2

• 2.4.8 compatability

  magento/data-migration-tool#927 · Filter by author HRR1337 opened on Apr 14, 2025
  6

• In Magento need to add a PayPal button to the product page. After configuring the settings in the admin panel, the button is still not showing.

  magento/data-migration-tool#925 · Filter by author arulkailasam opened on Jul 21, 2024
  3

• Deprecated Functionality: preg_replace():

  magento/data-migration-tool#924 · Filter by author ioweb-gr opened on Jun 13, 2024
  1

• Customer Login get the Error: Call to a member function getId() on null in vendor\magento\data-migration-tool\src\Migration\Model\PasswordHashResolver.php:44

  magento/data-migration-tool#922 · Filter by author kenchan-plp opened on Mar 11, 2024
  1

• SQLSTATE[42000]: Syntax error or access violation: 1701 Cannot truncate a table referenced in a foreign key constraint eav_entity_type (entity_type_id)

  magento/data-migration-tool#921 · Filter by author nalinilalla opened on Dec 12, 2023
  1

• SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '11' for key 'PRIMARY'

  magento/data-migration-tool#920 · Filter by author cher099 opened on Oct 16, 2023
  2

• magento/module-catalog/Setup/Patch/Data/UpdateMultiselectAttributesBackendTypes.php breaks upgrade in migrated sites from 1.x

  magento/data-migration-tool#919 · Filter by author engcom-Bravo opened on Oct 13, 2023
  1

• Magento 2.4.6 compatibility issue

  magento/data-migration-tool#915 · Filter by author Nuranto opened on Mar 16, 2023
  1

• Php 8.2 Compatibility

  magento/data-migration-tool#914 · Filter by author fooman opened on Mar 14, 2023
  7

• Mismatch on customer entity on data migration followed by an integrity constraint violation on delta migration

  magento/data-migration-tool#911 · Filter by author Andreabont opened on Mar 1, 2023
  1

• Magento 1.9.3.9 to Magento 2.4.5 data migration issue str_replace()

  magento/data-migration-tool#910 · Filter by author arshadm101 opened on Feb 7, 2023
  1

• Suddenly category product not showing and one category showing product which not assigned to that category

  magento/data-migration-tool#909 · Filter by author engcom-Hotel opened on Jan 27, 2023
  1

• Data Migration stuck at catalog_product_entity_media_gallery_value

  magento/data-migration-tool#907 · Filter by author guptarakesh2701 opened on Dec 21, 2022
  1

• Migration\Handler\SetValue not compatible with PHP 8.1

  magento/data-migration-tool#906 · Filter by author rk-mxp opened on Dec 5, 2022
  3

• Migration getting stuck at post processing leftover

  magento/data-migration-tool#903 · Filter by author thomashellmann opened on Sep 29, 2022
  2

• Return value of Migration\ResourceModel\AbstractCollection::key() must be an instance of Migration\ResourceModel\mixed, int returned

  magento/data-migration-tool#902 · Filter by author rickg123 opened on Sep 8, 2022
  7

• Deprecated Functionality: preg_replace()

  magento/data-migration-tool#899 · Filter by author Andreabont opened on Aug 4, 2022
  5

• Deprecated Functionality: explode() 2.4.4 with php 8.1

  magento/data-migration-tool#896 · Filter by author vpritulin opened on Jun 17, 2022
  1