Questions tagged [bluetooth-printing]

I have developed and android application to print the bill from Bluetooth printer, my code throws exception as " java.lang.NullPointerException: Attempt to invoke virtual method 'void java.io.OutputStream.write(byte[])' on a null object…

I have followed this link to do printing in UWP. Windows-universal-samples this code working fine in windows desktop version of UWP. but I am not getting Bluetooth printer when running this code on windows phone. please help me.