If you are using Moodle 2.6 then I recommend upgrading your Questionnaire to current version for 2.6 (see the Moodle plugins repository).
I cannot guarantee that upgrading would solve your problem, however.
Joseph
If you are using Moodle 2.6 then I recommend upgrading your Questionnaire to current version for 2.6 (see the Moodle plugins repository).
I cannot guarantee that upgrading would solve your problem, however.
Joseph