Error: quota-status: Client sent invalid recipient address: Invalid character in path

[Lefteris Tsintjelis]

On 29/6/2019 13:35, John Fawcett via dovecot wrote:
> On 28/06/2019 02:01, Lefteris Tsintjelis via dovecot wrote:
>> Any idea what this is?
>>
>> Jun 26 23:16:34
>> quota-status(user at example.com)<4975><CLsXEzfSE11vEwAArt9ycg>: Error:
>> quota-status: Client sent invalid recipient address: Invalid character
>> in path
>>
>> I have this enabled in my config
>>
>> service quota-status {
>>   client_limit = 1
>>   executable = quota-status -p postfix
>>   unix_listener /var/spool/postfix/private/dovquota {
>>     mode = 0666
>>     user = postfix
>>   }
>> }
>>
>> Lefteris
> 
> this is given by the address validation routines (for example see
> lib-smtp/smtp-address.c as a starting point).
> 
> Maybe it would be easier to approach it by looking at the email address
> that gave the error.
> 
> Is the email address compliant to smtp standards? Does it contain utf8
> characters? Does the email address correspond to a mailbox of the same
> name with a quota to be checked?

It is not just one email, the logs were full of them but I think I found
the source of the problem. When I build from sources, libicu for FTS
unicode normalization was checked. I have rebuild yesterday without ICU
and no errors like those so far.

Lefteris