Trying to demo #TxTenna v0.96 for the next #CypherpunkAcademy meetup, but I keep getting an “Invalid transaction” error unless the sending phone has Internet access, defeating the entire purpose.

Any suggestions to make this work offline?

Same issue confirmed by a Play Store review from Dec 2018
https://play.google.com/store/apps/details?id=com.samourai.txtenna&hl=en_US&reviewId=gp%3AAOqpTOEUMdlNgQYKjQziQQTLCt5qzwWQcnFEOAJ4n23vCL6HRBr8AxXB30FwpzSCezlXAt4-5eVHno-TfHAKRYk