diff --git a/fastspring/lib/eventHandlers/handleOrderCreated.ts b/fastspring/lib/eventHandlers/handleOrderCreated.ts
index 34b8b30..929694c 100644
--- a/fastspring/lib/eventHandlers/handleOrderCreated.ts
+++ b/fastspring/lib/eventHandlers/handleOrderCreated.ts
@@ -185,14 +185,16 @@ export async function handleOrderCreated(
         status: 201,
       };
     } catch (error) {
+      const reason =
+        error instanceof Error ? error.message : String(error);
       throw new Error(
-        `Could not process the order.completed webhook event with Id ${orderCompletedEvent.id}. ${userId ? `User ID: ${userId} created` : "User ID not created"}.
-       ${licenses.length ? `Licenses created: ${licenses.map((license: any) => license.id).join(", ")}` : "No License created"} `
+        `Could not process the order.completed webhook event with Id ${orderCompletedEvent.id}. ${userId ? `User ID: ${userId} created` : "User ID not created"}. ${licenses.length ? `Licenses created: ${licenses.map((license: any) => license.id).join(", ")}` : "No License created"}. Failure reason: ${reason}`
       );
     }
   } else {
     throw new Error(
-      `Could not process the order.completed webhook event with Id ${orderCompletedEvent.id}.`
+      `Could not process the order.completed webhook event with Id ${orderCompletedEvent.id}.
+      Order was not completed.`
     );
   }
 }
diff --git a/fastspring/lib/eventHandlers/handleSubscriptionChargeCompleted.ts b/fastspring/lib/eventHandlers/handleSubscriptionChargeCompleted.ts
index 8dd91f9..915d1d9 100644
--- a/fastspring/lib/eventHandlers/handleSubscriptionChargeCompleted.ts
+++ b/fastspring/lib/eventHandlers/handleSubscriptionChargeCompleted.ts
@@ -57,13 +57,16 @@ export async function handleSubscriptionChargeCompleted(
         status: 200,
       };
     } catch (error) {
+      const reason =
+        error instanceof Error ? error.message : String(error);
       throw new Error(
-        `Could not process the subscription.charge.completed webhook event with Id ${subscriptionChargeCompletedEvent.id}. ${responses.length  ? `Licenses renewed: ${responses.map((response: any) => response.id).join(", ")}` : "No License renewed"} `
+        `Could not process the subscription.charge.completed webhook event with Id ${subscriptionChargeCompletedEvent.id}. ${responses.length ? `Licenses renewed: ${responses.map((response: any) => response.id).join(", ")}` : "No License renewed"}. Failure reason: ${reason}`
       );
     }
   } else {
     throw new Error(
-      `Could not process the subscription.charge.completed webhook event with Id ${subscriptionChargeCompletedEvent.id}.`
+      `Could not process the subscription.charge.completed webhook event with Id ${subscriptionChargeCompletedEvent.id}.
+      Subscription charge was not completed.`
     );
   }
 }
diff --git a/fastspring/lib/eventHandlers/handleSubscriptionDeactivated.ts b/fastspring/lib/eventHandlers/handleSubscriptionDeactivated.ts
index 0c2a152..a042654 100644
--- a/fastspring/lib/eventHandlers/handleSubscriptionDeactivated.ts
+++ b/fastspring/lib/eventHandlers/handleSubscriptionDeactivated.ts
@@ -41,13 +41,16 @@ export async function handleSubscriptionDeactivated(
         status: 200,
       };
     } catch (error) {
+      const reason =
+        error instanceof Error ? error.message : String(error);
       throw new Error(
-        `Could not process the subscription.deactivated webhook event with Id ${subscriptionDeactivatedEvent.id}. All licenses were not deleted`
+        `Could not process the subscription.deactivated webhook event with Id ${subscriptionDeactivatedEvent.id}. Failed to delete all licenses.. Failure reason: ${reason}`
       );
     }
   } else {
     throw new Error(
-      `Could not process the subscription.deactivated webhook event with Id ${subscriptionDeactivatedEvent.id}.`
+      `Could not process the subscription.deactivated webhook event with Id ${subscriptionDeactivatedEvent.id}.
+      Subscription was not deactivated.`
     );
   }
 }
diff --git a/fastspring/lib/eventHandlers/handleSubscriptionPaymentOverdue.ts b/fastspring/lib/eventHandlers/handleSubscriptionPaymentOverdue.ts
index 0e3c5e7..38c0468 100644
--- a/fastspring/lib/eventHandlers/handleSubscriptionPaymentOverdue.ts
+++ b/fastspring/lib/eventHandlers/handleSubscriptionPaymentOverdue.ts
@@ -44,14 +44,16 @@ export async function handleSubscriptionPaymentOverdue(
         status: 200,
       };
     } catch (error) {
+      const reason =
+        error instanceof Error ? error.message : String(error);
       throw new Error(
-        `Could not process the subscription.payment.overdue webhook event with Id ${paymentOverdueEvent.id}.
-             ${responses.length ? `Licenses suspended: ${responses.map((response: any) => response.id).join(", ")}` : "No License suspended"} `
+        `Could not process the subscription.payment.overdue webhook event with Id ${paymentOverdueEvent.id}. ${responses.length ? `Licenses suspended: ${responses.map((response: any) => response.id).join(", ")}` : "No License suspended"}. Failure reason: ${reason}`
       );
     }
   } else {
     throw new Error(
-      `Could not process the subscription.payment.overdue webhook event with Id ${paymentOverdueEvent.id}.`
+      `Could not process the subscription.payment.overdue webhook event with Id ${paymentOverdueEvent.id}.
+      Subscription payment was not overdue.`
     );
   }
 }
diff --git a/fastspring/lib/utils/getCustomAttributes.ts b/fastspring/lib/utils/getCustomAttributes.ts
index b83e3ed..4be82a4 100644
--- a/fastspring/lib/utils/getCustomAttributes.ts
+++ b/fastspring/lib/utils/getCustomAttributes.ts
@@ -5,7 +5,7 @@ export function getCustomAttributes(item: any) {
   const subscriptionInterval =
     customAttributes?.cryptlex_license_subscription_interval;
   const mappingsQuantity = customAttributes?.cryptlex_mappings_quantity;
-  const isBundle = customAttributes?.is_bundle === "true";
+  const isBundle = customAttributes?.cryptlex_is_bundle === "true";
   if ((productId && licenseTemplateId) || isBundle) {
     return {
       productId,