On 09/10/2010 06:14, efftronics wrote: > > Hi , I installed apache tomca 6.0.18 sucessfully.
Why such an old version?
> In some web application i want to write data to comm port, but my application
> returning
> "java.io.exception : unable to open port : com1".i sucessfully installed
> java communication api. it it working for other normal java application only
> with applications deployed on apache tomcat i am getting this problem.
> please help me.
>
> SerialComm com1 = new SerialComm(null ,"com1");
> com1.setBitRate("115200");
> com1.open; // here i am getting exception
That doesn't really help me understand the problem. Perhaps you could
post the full stacktrace?
Which OS are you using?
What's the exact JVM version?
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