Webmail problems since the 4.4.0 upgrade

chmod 777 to /home/interworx/var/session gets rid of these two errors but 777 only.

Warning: Unknown: open(/home/interworx/var/session/sess_9618eb1d07f29f30d367afb5e03e64bf, O_RDWR) failed: Permission denied (13) in Unknown on line 0

Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/home/interworx/var/session) in Unknown on line 0
With Squirrermail’s server set to an IP or hostname this error goes away…

Error connecting to IMAP server: $default_host.
0 : php_network_getaddresses: getaddrinfo failed: Name or service not known
Also disabled TLS and moved form port 993 to 143 to get some speed back.

Performance problems are more profound in Nodeworx which pops up this error a lot:

replyCode: 504
replyText: Server Failed to Respond