Firdaus Soberi

I also had the same issue and it breaks my production app. What's weird is it works fine on one Android9 phone (Redmi Note7) and not the other running Android9...

> I also had the same issue and it breaks my production app. What's weird is it works fine on one Android9 phone (Redmi Note7) and not the other running...

I'm using pod v1.9.3, xcode version 12.1 (12A7403)

> It's failing for me as well. If I try to "Run" the App, using a Debug Configuration it works. Once I try to Build using Release config, it fails....

What's the issue @FazilMuhammed? I can print in iOS but that was with RN 0.5x . Haven't tested iOS with RN >0.60 yet. Android is fine Also, maybe different printers...

Oh you are printing with tsc. Mine worked with esc but haven't tried tsc yet. Does it not work with esc?

@FazilMuhammed sure, mine is rather long code (redacted here so maybe some error, let me know). have you tried following the examples? you need the connection first, then the printing...

> @firdaussoberi Thank you so much.Let something need to know. > > how you connect the bluetooth devices. before pair. > > initially we get the list. > > here...

Oh another, if you can alert/debug/console.log every important line (before connect, after connect, when printing, inside printing call) then it's easier to know where's the problem.

@FazilMuhammed undefined immediately after BluetoothManager.connect means either it can't connect to the address or something is wrong with the connection. I think your problem is more to connection in iOS...