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-rw-r--r--lib/models/LikertScale.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/models/LikertScale.php b/lib/models/LikertScale.php
index cc17c3d..8f78bdd 100644
--- a/lib/models/LikertScale.php
+++ b/lib/models/LikertScale.php
@@ -122,7 +122,7 @@ class LikertScale extends QuestionnaireQuestion implements QuestionType
$userId = _('unbekannt').' '.$countNobodys;
}
- $answerOption[$userId] = $this['questiondata']['options'][$answerData['answers'][$statement_key]];
+ $answerOption[$userId] = $this['questiondata']['options'][$answerData['answers'][$statement_key] ?? ''];
}
$output[$statement] = $answerOption;
}