On 22/03/2021 14:43, SysAdmin EM via Exim-users wrote:
> 2021-03-22 11:31:49 1lOLYZ-00063I-Rz Failed to expand user string "${lookup
> mysql{SELECT username FROM eximdomains WHERE active=1 AND
> domain='${quote_mysql:$domain}' UNION ALL SELECT 'nobody' AS username LIMIT
> 1} {$value}}" for the central_filter router: lookup of "SELECT username
> FROM eximdomains WHERE active=1 AND domain='laguadalupe.com.ar' UNION ALL
> SELECT 'nobody' AS username LIMIT 1" gave DEFER: MYSQL: query failed: Lost
> connection to MySQL server during query
> 2021-03-22 11:34:06 1lOLYZ-00063I-Rz string_sprintf expansion was longer
> than 32768; format string was (%s in "%s"?)
> 2021-03-22 11:35:40 1lOLYZ-00063I-Rz string_sprintf expansion was longer
> than 32768; format string was (%s in "%s"?)
> 2021-03-22 11:37:13 1lOLYZ-00063I-Rz string_sprintf expansion was longer
> than 32768; format string was (%s in "%s"?)
>
> # exim -d+all -bt 1lOLYZ-00063I-Rz
>
> https://pastebin.com/dBvMfKfT
Your -bt test does not seem to include either "longer" or "username"
so we can't use it to diagnose your problem.
--
Cheers,
Jeremy