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MySQL error code

MySQL error 3106

MySQL server error 3106 is ER_UNSUPPORTED_ACTION_ON_GENERATED_COLUMN, reported with SQLSTATE HY000.

'%s' is not supported for generated columns.
Error3106
NameER_UNSUPPORTED_ACTION_ON_GENERATED_COLUMN
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference