diff --git a/vite.config.ts b/vite.config.ts
index 26ccdd69..0632a21f 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -6,6 +6,10 @@ import react from '@vitejs/plugin-react';
 // Ensure NODE_ENV is set to 'test' for all Vitest runs.
 process.env.NODE_ENV = 'test';
 
+process.on('unhandledRejection', (reason, promise) => {
+  console.error('Unhandled Rejection at:', promise, 'reason:', reason);
+});
+
 /**
  * This is the main configuration file for Vite and the Vitest 'unit' test project.
  * When running `vitest`, it is orchestrated by `vitest.workspace.ts`, which