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Bug
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Resolution: Fixed
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Minor
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2.1.2, 2.2
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MOODLE_21_STABLE, MOODLE_22_STABLE
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MOODLE_21_STABLE
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1. Create a numerical question set to "The unit must be given, and will be graded", "the text input element", and enter some units.
2. Preview the question. Type a response without a unit.
3. There is a notice "Warning: array_key_exists() [function.array-key-exists]: The first argument should be either a string or an integer in /fs1/www_root/icmatest/vle/question/type/numerical/questiontype.php on line 698"