Administration FAQ

java.lang.OutOfMemoryError: unable to create new native thread

Symptoms:
server gets unresponsive and must be restarted

Server response:
java.lang.OutOfMemoryError: unable to create new native thread
at java.lang.Thread.start0(Native Method)

Is Open-Xchange App Suite affected by the recently discovered Java object de-serialisation "InvokerTransformer" vulnerability?

Is Open-Xchange App Suite affected by the recently discovered Java object de-serialisation "InvokerTransformer" vulnerability?

Guard lock symbol not appearing in the email compose

There may be several reasons why the lock symbol is not visible in the email compose window.

The most common reason is that the user doesn't have permission to encrypt emails.

PGP Signing of unencrypted emails not working

If emails are not being signed when the "Sign email" option is selected in the Security Options, and the email is not being encrypted, check the following

OX not starting because of wrong osgi directory permissions

Problem:
The open-xchange service is not starting successfully. You can't login to the service and commands like listuser are not working.

Usage of usmsession to enable server side EAS Debug logging

Usage of usmsession to enable server side EAS Debug logging

Preface

How to Setup DEBUG log level for a specific user using logconf for com.openexchange.usm Class

This SDB article defines how Open-Xchange Server Administrators can set up the log level to DEBUG for a specific OXtender users who reported an issue.

Mailfilters can not be set up in the GUI even though the package open-xchange-mailfilter is installed

Concern:

You installed the package open-xchange-mailfilter but you are unable to set up mailfilters within the GUI.

Background:

Syndicate content
Open-Xchange AG | Impressum