auth: Warning: Event 0x1280fe20 leaked

[John Doe Vecot via dovecot]

Lately I get some errors in my logfile, saying:

dovecot[72337]: auth: Warning: Event 0x1280fe20 leaked (parent=0x0): 
auth-client-connection.c:338: 1 Time(s)

Can you tell me what is going wrong here? Thanks.