Error in upgrading

[jeau]

Your Portal Version: 1.0.0RC3
Your phpBB Type: Standard phpBB3
MODs installed: No
Your knowledge: Beginner

What have you done before the problem was there?
upgrade from 1.0.2 to 1.0.3

What have you already tryed to solve the problem?
check SQL database but fail

Description and Message
After finishing this steps:

* Introduction
* Requirements
* Update database
* Advanced settings


I got this error..

SQL ERROR [ mysql4 ]

Column 'parent_id' cannot be null [1048]

SQL

INSERT INTO xforum_modules (module_basename, module_enabled, module_display, parent_id, module_class, module_langname, module_mode, module_auth, left_id, right_id) VALUES ('portal', 1, 1, NULL, 'acp', 'ACP_PORTAL_FRIENDS_INFO', 'friends', 'acl_a_portal_manage', 281, 282)

BACKTRACE

FILE: includes/db/mysql.php
LINE: 174
CALL: dbal_mysql->sql_error()

FILE: includes/acp/acp_modules.php
LINE: 806
CALL: dbal_mysql->sql_query()

FILE: install/install_functions.php
LINE: 268
CALL: acp_modules->update_module_data()

FILE: install/install_update.php
LINE: 405
CALL: add_module()

FILE: install/install_update.php
LINE: 85
CALL: install_update->obtain_advanced_settings()

FILE: install/index.php
LINE: 280
CALL: install_update->main()

FILE: install/index.php
LINE: 57
CALL: module->load()

[jeau]

in addition.
I am getting error in the last step:

Please select the parent modules for the Board3 Portal modules. Usually there is no need to change the default settings.

then i get this error:

SQL ERROR [ mysql4 ]

Column 'parent_id' cannot be null [1048]

SQL

[Marc]

What is selected in the Drop-down menu? If there is nothing selected, change it to .Mods (ACP_CAT_DOT_MODS).