If you are unable to log in to the TCA Manager or Control Plane (CP) and cannot collect logs from the virtual machine (VM), please refer to the steps outlined in this article.
3.x
Unable to Log in to TCA Manager or CP using GUI
/tmp
directory:cd /tmp
tar -czvf "$(hostname)_logs.tar.gz" /var/log /logs 2>/dev/null
Use scp to download the log archive and script to your local machine and upload the files to the support case.