Sat Sep 23 16:39:41 EST 2017
 

librxtx for Java

If librxtx is missing

If the librxtx package is missing, then this message is shown in the browser, for the 'Sensor Readings' page:

servlet started
Error Occured: Could not initialize class gnu.io.CommPortIdentifier

In the Websphere console/logs this error message is shown:

java.lang.UnsatisfiedLinkError: no rxtxSerial in java.library.path
Caused by: java.lang.UnsatisfiedLinkError: no rxtxSerial in java.library.path

Obtaining the RXTX Dependency

Follow the Ubuntu option in this guide to installing RXTX.