fix(core-flows): payment error handling

.changeset/dirty-radios-kiss.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/core-flows": patch
+---
+
+fix(core-flows): payment error handling

packages/core/core-flows/src/payment/steps/authorize-payment-session.ts

@@ -58,6 +58,11 @@ export const authorizePaymentSessionStep = createStep(
       logger.error(
         `Error was thrown trying to authorize payment session - ${input.id} - ${e}`
       )
+      // this implies the error is already a MedusaError, so we can throw it safely,
+      if (e instanceof MedusaError) {
+        throw e
+      }
+
     }
 
     const paymentSession = await paymentModule.retrievePaymentSession(