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All MySQL error codes
MySQL error code

MySQL error 3065

MySQL server error 3065 is ER_FIELD_IN_ORDER_NOT_SELECT, reported with SQLSTATE HY000.

Expression #%u of ORDER BY clause is not in SELECT list, references column '%s' which is not in SELECT list; this is incompatible with %s
Error3065
NameER_FIELD_IN_ORDER_NOT_SELECT
SQLSTATEHY000
GroupServer errors

How to fix it

Explained step by step, with a query you can run
for SELECT DISTINCT, ORDER BY expressions must appear in select list

In other databases

Source: MySQL 8.4 Error Reference