Attempt to invoke virtual method 'int android.graphics.Bitmap.getWidth()' on a null object reference

[itzmail]

When i was print image via Bluetooth, i got this error.

how to solve this error?

[AllInOneYT]

make sure you have an active internet connection

[alezanchet]

The image in example does not exists, try another

[victorighalo]

In my case the receipt content had invalid values.

I did not pass a variable while building the receipt content:

transaction variable was missing.

'[L]<b>REF: </b> ' + transaction?.transactionRef.replace(/\s/g, "") +'\n' +