eM Client and Mailinabox.org - Unable to Connect

i get used to isp config an emclient(over years(with licence), now switched to mailinabox.org and emclient… but iam absolutly not able to connet imap4. its always unable to connect but in outlook2013 and thunderbirt it works well with the same settings. please help me… all my employees love and need emclient :confused:

Hi Alexander,
could you take a screenshot of the error pop-up (if there is any) and then copy the content of the Log tab(Tools>Operations>Log)?

Best regards,
Olivia