Could you please follow the steps here: https://wiki.ubuntu.com/DebuggingModemmanager under Getting Debug logs to get the current debugging logs from MM while reproducing the issue?
Also, I suspect this may need to load the correct special firmware with gobi_loader if it's not already being done. I think the debug logs will say whether it's the case those (we should see from the return codes from the modem) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/796871 Title: qualcomm modem wont work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/modemmanager/+bug/796871/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs