Xojo serial port module does not work properly with Bluetooth serial converter. Its okay with USB/Serial converter, by the way.
I have same issue with Roger which he has detailed the problem at the;
I did some series of tests,
So, I’m sure that something wrong with the XOJO Serial Port module.
Pleas see the video,
https://youtu.be/LvfJn3kz7XQ (720p available)
OS: Windows 8.0
First: Android 4.0
Second: C# Express 2010