Migration from 1.5 to 2.5.6 - Joomla! Forum - community, help and support

hi,

after lot of problems trying use jupgrade migrate site 1.5.22 via 1.5.26 2.5.6, have decided fresh installation , link old database new joomla site 2.5.6.

however when following errors:

arning: invalid argument supplied foreach() in /home/buildon/public_html/joomla16/libraries/joomla/plugin/helper.php on line 59

warning: invalid argument supplied foreach() in /home/buildon/public_html/joomla16/libraries/joomla/plugin/helper.php on line 59

warning: invalid argument supplied foreach() in /home/buildon/public_html/joomla16/libraries/joomla/application/menu.php on line 63

warning: invalid argument supplied foreach() in /home/buildon/public_html/joomla16/includes/application.php on line 465

fatal error: call member function get() on non-object in /home/buildon/public_html/joomla16/templates/beez_20/index.php on line 119

can me this? can't migration jupgrade in process of files 2 versions have got been mixed up.

please advise have no idea how out of this.

thanks.

i don't know issues arise jupgrade
but can't use fresh install old db
some changes occured thru 1.5.26 2.5.6