Fixed issue: Database error when deleting a participant from CPDB and…

… connected survey participant tables
LimeSurvey · Nov 8, 2021 · bfc4ddb · bfc4ddb
1 parent b226c14
commit bfc4ddb
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/application/models/Participant.php b/application/models/Participant.php
@@ -1113,7 +1113,9 @@ public function deleteParticipantTokenAnswer($sParticipantsIDs)
                         if (!empty($tokenAndId['participant_id']) && $surveyTableExists) {
                             /** @var Token $token */
                             $token = Token::model($aSurveyID)->find('participant_id = :pid', [':pid' => $tokenAndId['participant_id']]);
-                            $token->delete();
+                            if (!is_null($token)) {
+                                $token->delete();
+                            }
                         }
                         $iDeletedParticipants = $this->deleteParticipants($sParticipantsIDs, false);
                     }