Add Error Catch description for node modules not found

Client/client.js

@@ -16,6 +16,11 @@ process.on('uncaughtException', function (err) {
 })
 
 process.on('unhandledRejection', (reason, p) => {
+    if (reason.code == 'MODULE_NOT_FOUND') {
+        console.log("[ERROR] Node Modules not found. Running the node setup command and then restart")
+        console.log('[ERROR] Client -> client-> reason = ' + JSON.stringify(reason))
+        process.exit(1)
+    }
     console.log('[ERROR] Client -> client-> unhandledRejection -> reason = ' + JSON.stringify(reason))
     console.log('[ERROR] Client -> client-> unhandledRejection -> p = ' + JSON.stringify(p))
     process.exit(1)