src/utils/prisma-exception.utils.ts

@@ -115,6 +115,10 @@ export function handlePrismaError(error: unknown): never {
         throw new AppException(`Prisma validation error: ${error.message}`, 404);
     }
 
+    if (error instanceof AppException) {
+        throw error;
+    }
+
     // Fallback for anything else
     throw new AppException('Unexpected database error.', 500);
 }