Seaquel
MySQL error code

MySQL error 6019

MySQL server error 6019 is ER_BULK_MERGE_INVALID_CHUNK, reported with SQLSTATE HY000.

Bulk Merge Loader: Invalid Chunk
Error6019
NameER_BULK_MERGE_INVALID_CHUNK
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference