diff --git a/CRM/TwingleCampaign/BAO/TwingleEvent.php b/CRM/TwingleCampaign/BAO/TwingleEvent.php
index 04ecb04..2adc38c 100644
--- a/CRM/TwingleCampaign/BAO/TwingleEvent.php
+++ b/CRM/TwingleCampaign/BAO/TwingleEvent.php
@@ -27,11 +27,13 @@ class CRM_TwingleCampaign_BAO_TwingleEvent extends Campaign {
     $this->id_custom_field = Cache::getInstance()
       ->getCustomFieldMapping()['twingle_event_id'];
 
-    try {
-      $this->values['parent_id'] = $this->getParentCampaignId();
-    } catch (CiviCRM_API3_Exception $e) {
-      $errorMessage = $e->getMessage();
-      throw new Exception("Could not identify parent Campaign: $errorMessage");
+    if (isset($this->values['parent_id'])) {
+      try {
+        $this->values['parent_id'] = $this->getParentCampaignId();
+      } catch (CiviCRM_API3_Exception $e) {
+        $errorMessage = $e->getMessage();
+        throw new Exception("Could not identify parent Campaign: $errorMessage");
+      }
     }
   }
 
diff --git a/api/v3/TwingleEvent/Sync.php b/api/v3/TwingleEvent/Sync.php
index 1797b4e..9de54cb 100644
--- a/api/v3/TwingleEvent/Sync.php
+++ b/api/v3/TwingleEvent/Sync.php
@@ -238,7 +238,7 @@ function civicrm_api3_twingle_event_Sync(array $params): array {
       }
 
       // If this is a test, do not make db changes
-      if ($params['is_test']) {
+      if (isset($params['is_test']) && $params['is_test']) {
         $result_values[$event->getId()] =
           $event->getResponse('Ready to create TwingleEvent');
       }
diff --git a/api/v3/TwingleProject/Sync.php b/api/v3/TwingleProject/Sync.php
index 40c070b..db1ebb2 100644
--- a/api/v3/TwingleProject/Sync.php
+++ b/api/v3/TwingleProject/Sync.php
@@ -195,7 +195,7 @@ function civicrm_api3_twingle_project_Sync(array $params): array {
           );
 
           // If this is a test, do not make db changes
-          if ($params['is_test']) {
+          if (isset($params['is_test']) && $params['is_test']) {
             $returnValues[$project->getId()] =
               $project->getResponse('Ready to create TwingleProject');
           }