[Xerte] Problems to export project

[Andre Eppinghaus]

In moodle+xerte

I try to export a project and this error occurs.

Any ideas?

Thanks

*Notice*: Undefined property: stdClass::$mnet_localhost_id in *
/home/ambiente-virtual/www/desenvolvimento/lib/accesslib.php* on line *2800*

*Notice*: Undefined property: stdClass::$mnet_localhost_id in *
/home/ambiente-virtual/www/desenvolvimento/lib/accesslib.php* on line *2800*

*Notice*: Undefined property: stdClass::$siteadmins in *
/home/ambiente-virtual/www/desenvolvimento/lib/accesslib.php* on line *806*

*Notice*: Undefined property: stdClass::$siteadmins in *
/home/ambiente-virtual/www/desenvolvimento/lib/accesslib.php* on line *806*

*Notice*: A session had already been started - ignoring session_start() in *
/home/ambiente-virtual/www/desenvolvimento/xerte/session.php* on line *17*

*Notice*: Use of undefined constant U - assumed 'U' in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/export.php
* on line *58*

*Warning*: Cannot modify header information - headers already sent by
(output started at
/home/ambiente-virtual/www/desenvolvimento/xerte/database.php:36) in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/archive.php
* on line *302*

*Warning*: Cannot modify header information - headers already sent by
(output started at
/home/ambiente-virtual/www/desenvolvimento/xerte/database.php:36) in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/archive.php
* on line *313*

*Warning*: Cannot modify header information - headers already sent by
(output started at
/home/ambiente-virtual/www/desenvolvimento/xerte/database.php:36) in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/archive.php
* on line *314*

*Warning*: Cannot modify header information - headers already sent by
(output started at
/home/ambiente-virtual/www/desenvolvimento/xerte/database.php:36) in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/archive.php
* on line *315*

*Warning*: Cannot modify header information - headers already sent by
(output started at
/home/ambiente-virtual/www/desenvolvimento/xerte/database.php:36) in *
/home/ambiente-virtual/www/desenvolvimento/xerte/website_code/php/scorm/archive.php
* on line *318*
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