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MySQL error code

MySQL error 1739

MySQL server error 1739 is ER_WARN_INDEX_NOT_APPLICABLE, reported with SQLSTATE HY000.

Cannot use %s access on index '%s' due to type or collation conversion on field '%s'
Error1739
NameER_WARN_INDEX_NOT_APPLICABLE
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference