aj22r

Exception in thread "main" java.lang.NoClassDefFoundError: gnu/io/CommPortIdentifier

2

I have RXTXcomm.jar in C:\Program Files (x86)\Java\jdk1.8.0_131\jre\lib\ext and rxtxSerial.dll in C:\Program Files (x86)\Java\jdk1.8.0_131\jre\bin but it still gives me the error