Possible consistency errors

While running, the Data Migration Tool may report inconsistencies between Magento 1 and Magento 2 databases, and display messages like the following:

  • Source documents are missing: <EXTENSION_TABLE_1>,<EXTENSION_TABLE_2>,...<EXTENSION_TABLE_N>
  • Destination documents are missing: <EXTENSION_TABLE_1>,<EXTENSION_TABLE_2>,...<EXTENSION_TABLE_N>
  • Source documents are not mapped: <EXTENSION_TABLE_1>,<EXTENSION_TABLE_2>,...<EXTENSION_TABLE_N>
  • Destination documents are not mapped: <EXTENSION_TABLE_1>,<EXTENSION_TABLE_2>,...<EXTENSION_TABLE_N>
  • Source fields are missing. Document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Destination fields are missing. Document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Source fields are not mapped. Document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Destination fields are not mapped. Document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Mismatch of data types. Source document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Mismatch of data types. Destination document: <EXTENSION_TABLE>. Fields: <FIELD_1>,<FIELD_2>...<FIELD_N>
  • Incompatibility in data. Source document: <EXTENSION_TABLE>. Field: <FIELD>. Error: <ERROR_MESSAGE>
  • Incompatibility in data. Destination document: <EXTENSION_TABLE>. Field: <FIELD>. Error: <ERROR_MESSAGE>

See the Troubleshooting section of this guide for more information and recommendations.

Next migration step

Migrate changes

Commerce