After I have installed pricelist (last rev.1.5.0) on 1.3.7 I have this message:

Warning: Variable passed to each() is not an array or object in /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/classes/db/mysql/query_factory.php on line 114

Warning: session_start() [function.session-start]: open(SESSION_WRITE_DIRECTORY/sess_da83da7b42932237cafd2ecf9e92787c, O_RDWR) failed: No such file or directory (2) in /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/functions/sessions.php on line 108

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/classes/db/mysql/query_factory.php:114) in /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/functions/sessions.php on line 108

Warning: Cannot modify header information - headers already sent by (output started at /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/classes/db/mysql/query_factory.php:114) in /home/ujrctznj/domains/sospcshop.com/public_html/store/includes/init_includes/init_templates.php on line 78

Warning: The sessions directory does not exist: SESSION_WRITE_DIRECTORY. Sessions will not work until this directory is created.
ERROR! Profile does not exist, loading default Profile instead. (PL_DEFAULT_PROFILE)
Zen Cart! Printable Price List
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Warning: Unknown: open(SESSION_WRITE_DIRECTORY/sess_da83da7b42932237cafd2ecf9e92787c, O_RDWR) failed: No such file or directory (2) 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 (SESSION_WRITE_DIRECTORY) in Unknown on line 0

I looked at this forum and saw that someone else was having the same problem but couldn't find the answer. Any help would greatly be appreciated.