error/moodle/There are no questions
From MoodleDocs
If you've reached this error when using game, there is a chance that you're trying to draw questions of a type the game format you've selected can't accept. For example, building a crossword from multiple choice questions in a quiz.
For more on this, see the documentation on the Game module here: https://docs.moodle.org/26/en/Game_module
