diff --git a/crates/router/src/core/payments.rs b/crates/router/src/core/payments.rs
index 9632fc67abc3..e740d1f62a41 100644
--- a/crates/router/src/core/payments.rs
+++ b/crates/router/src/core/payments.rs
@@ -6564,15 +6564,15 @@ pub async fn payment_external_authentication(
         &payment_attempt.clone(),
         payment_connector_name,
     ));
-    let merchant_connector_account_id = merchant_connector_account
+    let merchant_connector_account_id_or_connector_name = merchant_connector_account
         .get_mca_id()
-        .ok_or(errors::ApiErrorResponse::InternalServerError)
-        .attach_printable("Error while finding mca_id from merchant_connector_account")?;
+        .map(|mca_id| mca_id.get_string_repr().to_string())
+        .unwrap_or(authentication_connector.to_string());
 
     let webhook_url = helpers::create_webhook_url(
         &state.base_url,
         merchant_id,
-        &merchant_connector_account_id.get_string_repr().to_string(),
+        &merchant_connector_account_id_or_connector_name,
     );
 
     let authentication_details = business_profile
diff --git a/crates/router/src/core/payments/transformers.rs b/crates/router/src/core/payments/transformers.rs
index 90c3775256bc..11354a246714 100644
--- a/crates/router/src/core/payments/transformers.rs
+++ b/crates/router/src/core/payments/transformers.rs
@@ -224,7 +224,10 @@ pub async fn construct_payment_router_data_for_authorize<'a>(
     let webhook_url = Some(helpers::create_webhook_url(
         router_base_url,
         &attempt.merchant_id,
-        &merchant_connector_account.get_id().get_string_repr().to_string(),
+        &merchant_connector_account
+            .get_id()
+            .get_string_repr()
+            .to_string(),
     ));
 
     let router_return_url = payment_data
@@ -2745,7 +2748,7 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsAuthoriz
             attempt,
             connector_name,
         ));
-        let merchant_connector_account_id = payment_data
+        let merchant_connector_account_id_or_connector_name = payment_data
             .payment_attempt
             .clone()
             .merchant_connector_id
@@ -2755,7 +2758,7 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsAuthoriz
         let webhook_url = Some(helpers::create_webhook_url(
             router_base_url,
             &attempt.merchant_id,
-            &merchant_connector_account_id,
+            &merchant_connector_account_id_or_connector_name,
         ));
         let router_return_url = Some(helpers::create_redirect_url(
             router_base_url,
@@ -3575,17 +3578,16 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::SetupMandateRequ
                     .map(|customer| customer.clone().into_inner())
             });
         let amount = payment_data.payment_attempt.get_total_amount();
-        let merchant_connector_account_id = payment_data
+        let merchant_connector_account_id_or_connector_name = payment_data
             .payment_attempt
             .merchant_connector_id
             .clone()
-            .get_required_value("merchant_connector_id")
-            .change_context(errors::ApiErrorResponse::InternalServerError)
-            .attach_printable("Merchant connector id is not present in payment_attempt")?;
+            .map(|mca_id| mca_id.get_string_repr().to_string())
+            .unwrap_or(connector_name.to_string());
         let webhook_url = Some(helpers::create_webhook_url(
             router_base_url,
             &attempt.merchant_id,
-            &merchant_connector_account_id.get_string_repr().to_string(),
+            &merchant_connector_account_id_or_connector_name,
         ));
 
         Ok(Self {
@@ -3784,17 +3786,16 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsPreProce
                     .collect::<Result<Vec<_>, _>>()
             })
             .transpose()?;
-        let merchant_connector_account_id = payment_data
+        let merchant_connector_account_id_or_connector_name = payment_data
             .payment_attempt
             .merchant_connector_id
             .clone()
-            .get_required_value("merchant_connector_id")
-            .change_context(errors::ApiErrorResponse::InternalServerError)
-            .attach_printable("Merchant connector id is not present in payment_attempt")?;
+            .map(|mca_id| mca_id.get_string_repr().to_string())
+            .unwrap_or(connector_name.to_string());
         let webhook_url = Some(helpers::create_webhook_url(
             router_base_url,
             &attempt.merchant_id,
-            &merchant_connector_account_id.get_string_repr().to_string(),
+            &merchant_connector_account_id_or_connector_name,
         ));
         let router_return_url = Some(helpers::create_redirect_url(
             router_base_url,
diff --git a/crates/router/src/core/utils.rs b/crates/router/src/core/utils.rs
index adaf3030e8eb..29d81c98e526 100644
--- a/crates/router/src/core/utils.rs
+++ b/crates/router/src/core/utils.rs
@@ -285,16 +285,16 @@ pub async fn construct_refund_router_data<'a, F>(
         .payment_method
         .get_required_value("payment_method_type")
         .change_context(errors::ApiErrorResponse::InternalServerError)?;
-    let merchant_connector_account_id = payment_attempt
+    let merchant_connector_account_id_or_connector_name = payment_attempt
         .merchant_connector_id
         .clone()
-        .get_required_value("merchant_connector_id")
-        .change_context(errors::ApiErrorResponse::InternalServerError)
-        .attach_printable("Merchant connector id is not present in payment_attempt")?;
+        .map(|mca_id| mca_id.get_string_repr().to_string())
+        .unwrap_or(connector_id.to_string());
+
     let webhook_url = Some(helpers::create_webhook_url(
         &state.base_url.clone(),
         merchant_account.get_id(),
-        &merchant_connector_account_id.get_string_repr().to_string(),
+        &merchant_connector_account_id_or_connector_name,
     ));
     let test_mode: Option<bool> = merchant_connector_account.is_test_mode_on();