TPU for AMS is not supported by AMS?

I just received 2 spools of the new TPU for AMS - but my AMS won’t load them, it shows a message “TPU for AMS is not supported in AMS”

X1C + AMS
Printer firmware 01.08.02.00
AMS firmware 00.00.06.44

No updates pending. What am I missing here?

Edit: the issue was Orca Slicer. Although I was using Bambu slicer I had Orca open in another window and connected to the printer. As soon as I killed Orca Slicer the printer allowed me to specify the filament as TPU for AMS.

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You’ll have to use the external spool holder (the one in the back) for TPU. The AMS doesn’t work with TPU, although I’ve seen some info that Bambu is attempting to bring out a new TPU filament formula that would allow it to work with the AMS.

So for now, use the back spool holder. It’s also clearly said in the user guide on AMS usage.

This is the new “TPU for AMS” from Bambu where the page on the web site specifically says it works with the AMS. The machine reads the RFID, shows it’s TPU for AMS then says it doesn’t support it.

Then raise a ticket with customer support and let them solve the problem

(doubt they’ll do it, but you’re welcome to try)

Have your tried enabling Skip AMS Blacklist check in the prefs?
image

Did you update the filament list in BS, then go in & check the box…??
I had no issue using it with my A1 mini.

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See edit to original post - tl;dr - it was something to do with Orca slicer (even though I wasn’t trying to use it)