error when creating e-mail ticket

[lightwave22]

Software error:

Couldn't send mail: 550 5.7.1 Client does not have permissions to send as this sender
at C:/PROGRA~2/OTRS/OTRS//Kernel/System/Email/SMTPTLS.pm line 172
For help, please send mail to the webmaster (webmaster@somenet.com), giving this error message and the time and date of the error.

[jojo]

As the error states your server does not allow your user to send emails! (So this is not an otrs error)

[lightwave22]

thank you