https://answers.axonivy.com/questions/3398/socket-name-not-available-on-this-system<p>If the Enterprise Edition engine cannot be started and in the console the following error message is written:</p> <pre><code>Error while starting Axon.ivy Engine org.jgroups.ChannelException: failed to start protocol stack ... Caused by: java.net.SocketException: The socket name is not available on this system ... </code></pre>enFri, 17 Aug 2018 03:59:27 -0400https://answers.axonivy.com/questions/3398/socket-name-not-available-on-this-system/3399<p><strong>Cause</strong></p> <p>This happens if your system supports IPv6 and you try to bind a cluster node to a IPv4 address.</p> <p><strong>Solution</strong></p> <p>Set the following java option</p> <pre><code>-Djava.net.preferIPv4Stack=true </code></pre> <p>On Windows use an <a href="https://developer.axonivy.com/doc/latest/EngineGuideHtml/misc.html#misc.toolreference.ilc">Ivy launch control file</a>. Change the line</p> <h1>ivy.vm.additional.options=</h1> <p>to</p> <pre><code>ivy.vm.additional.options=-Djava.net.preferIPv4Stack=true </code></pre> <p>On Linux modify the <a href="https://developer.axonivy.com/doc/latest/EngineGuideHtml/misc.html#misc.toolreference.unix">serverLauncher.sh</a> script to set java option.</p>SupportIvyTeamFri, 17 Aug 2018 03:59:27 -0400https://answers.axonivy.com/questions/3398/socket-name-not-available-on-this-system/3399