'Invalid SCORM archive.', 'invalid_scorm_version_message' => 'Invalid SCORM version.', 'no_sco_in_scorm_archive_message' => 'No items in SCORM archive.', 'invalid_scorm_data' => 'Invalid SCORM data.', 'cannot_load_imsmanifest_message' => 'Can not load SCORM manifest.', 'invalid_scorm_manifest_identifier' => 'Invalid SCORM manifest identifier.', 'scorm_disk_not_define' => 'SCORM disk not define', // SCORM Items/Children messages 'default_organization_not_found_message' => 'SCORM item default organization not found.', 'no_organization_found_message' => 'No organization found.', 'sco_with_no_identifier_message' => 'SCORM item without identifier.', 'sco_resource_without_href_message' => 'SCORM item resource without entry link.', 'sco_without_resource_message' => 'SCORM item without resource.' ];