Error messages

Learn more about the Express Plus Centrelink mobile app and the error messages you may get.

If you get an error message, there are some things you can do.

Out of memory or insufficient memory

You’ll get this message if your device’s memory is full. It may stop you from using some of the app’s features, including taking photos of documents to upload.

Try to create space on your device by:

  • removing apps you don’t use anymore
  • deleting videos from your device.

If you can’t access the Inbox

When you can’t access Inbox in the app, you need to follow these steps:

  1. sign in to your myGov account
  2. access your Centrelink letters from the Inbox.

Session timeout

You’ll get this when your device is inactive for 15 minutes or more.

This is a security measure to protect your information.

This service is unavailable, please try again later

If you have an Apple device and you get this alert, you can update your device. The app supports iOS 15 and above. To find out your version, go to Settings > General > About.

If you have an Android device and you get this alert, you can update your device. The app supports version 8.0 and above.

You can also check your signal or wireless connection.

Check the App Store or Google Play for version updates. You won’t be able to download the latest version of the app if your device doesn’t meet the minimum operating system requirements.

If you have an older device or operating system, you can:

You may not be able to update your operating system on an older device.

If you still get the error message, read about customer service changes.

Contact numbers available on this page.

Online services support hotline - Centrelink

Use this line if you need help with your Centrelink online account or Express Plus Centrelink mobile app.

  • Monday to Friday 8 am to 10 pm
  • Saturday and Sunday 10 am to 5 pm

If you’re outside Australia, call +61 1300 169 468. International call charges apply.

If you need help linking your myGov account, including linking codes, call the myGov online services support hotline.

There are other ways you may want to contact us.

Page last updated: 4 March 2026.
QC 51595