on export creates an empty file

when im trying to export node(s) from admin/content i get this set of errors:
Notice: Undefined variable: nids in node_export_gui() (line 267 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/node_export.pages.inc).
Notice: Undefined variable: code_string in node_export_gui() (line 267 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/node_export.pages.inc).
Warning: implode() [function.implode]: Invalid arguments passed in node_export_get_file() (line 368 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/node_export.pages.inc).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
File upload field found on node, but doesn't exist on disk? 'public://images/bare_feet_in_grass.jpg'
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).
Notice: Undefined index: da in node_export_file_alter_filefield() (line 218 of /Users/mortendk/Dropbox/websites/drupal7/sites/all/modules/tools/node_export/modules/node_export_file/node_export_file.module).

and the file it creates is blank.

In the textfield though the export code is defined.