Hello Jerry,

Could you share:
 - The exact stack trace you encountered?

It will be more helpful than "burns" and might reveal interesting pieces of 
information.

 - The exact version of the jdbc driver - the database.properties file 
(credential stripped)

My bet is that the JDBC driver needs to be adapted.

> how painful/painless will it be to migrate an existing 3.6 to 3.8?
See https://github.com/apache/james-project/blob/master/upgrade-instructions.md 
for potential breaking change. Not all impact the sping distribution, not all 
are significant.

-- 

Best regards,

Benoit TELLIER

General manager of Linagora VIETNAM.
Product owner for Team-Mail product.
Chairman of the Apache James project.

Mail: btell...@linagora.com
Tel: (0033) 6 77 26 04 58 (WhatsApp, Signal)


On Aug 16, 2024 12:50 AM, from Jerry Malcolm I am running 3.6.0 on an Amazon 
RDS with mySQL 5.7.  Amazon is requiring
me to move to mySQL 8.0 next week.  I did a test migration a while back 
and JAMES crashed and burned.  So I backed out the change.  I know I
should move up to the latest JAMES.  But I'm out of runway and I haven't
even had time to research how much work it's going to be to migrate to
3.8.   Before I head down that path, am I right in interpreting all of
the errors to mean that is understood that JAMES 3.6.0 simply cannot
work with mySQL 8.0?  Or could there be something else that happened
with a simple fix such that I can keep my same install and upgrade mySQL
and keep going at least to take a little pressure off of fixing it or
all mail stops next week due to the Amazon change?  Just looking at my
alternatives.  I guess a 2nd question is... how painful/painless will it
be to migrate an existing 3.6 to 3.8?

Thanks.

Jerry


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