Step 1

This is where customers help other customers. Find useful information in existing discussions or ask your questions.


Step 2

You can discover and actively shape the digital services of SBB here.

Back Forward

Step 3

You will find tips and tricks about train travel here.

Back Forward

Step 4

You will see the latest posts from all areas of the Community here.

Back End tour

TUE-400 error

New Member
I got the TUE-400 error code when trying to buy a ticket on Android from the SBB mobile app.

Re: TUE-400 error

Traveller (silver)

Hello @Sergiu

In order to check this error message, please forward us the following information to

Mobile phone maker (Samsung, Nokia, Apple, etc.):
Mobile phone model (Galaxy S5, Lumia 900, iPhone 6, etc.):
What operating system (including its version) is running on your mobile phone?:
Which version of SBB Mobile is installed on your mobile phone?:
Time of the incident (date/time):
Detailed problem report (including screenshot if possible):
Steps executed until the error appears?
   - Which schedule has been selected?
   - Which ticket has been selected (class, outward/return, full-/half fare)?:
   - Amount of the purchase?

Thank you for getting back to us.

Have a great afternoon.




Download now

Would you like to be the first to test new functions? Then download the SBB Mobile Preview app for Android or iOS now.