You were right! I had to close the connection first. Thanks again mroland!!!

public void targetDetected(TargetProperties[] targetProperties) {
// ...

try {
String url = target.getUrl();
...

My application works now, but I have 1 small problem.

Reading and writing a tag is no problem, but reading a tag twice gives me a InterruptedIOException: target lost

I already made sure the...

Thanks!!!!!

I fixed the nullpointer problem. It all works on the emulator now... BUT it doesn't work on the phone...

I created a midlet (emulator mode) which writes a webaddress on a tag, reads the tag and...

Ok, thanks! I will use the NDEF format now!

Hey!

I got something to work now, but I need some more help...

Now my code does this:
- Ask phonenumber
- read tag UID

Now I want to know if it is possible to write just some raw data on...

Thank you for your answer. I'm playing around with some code now, but I keep getting the following error:


java.lang.NullPointerException
ContactlessEventHandler:: event handler error: null

I...

Hey,

I wrote a tag with my NFC phone with a special link: http://www.website.com/index.php?data=hello
Now I want to make a midlet that's going to do the following when you start it:

- Ask to...

No, still no luck... I just can't get it to work!

Who can help me???

Hello,

I've been reading a lot of topics here about the "autostarting of a midlet". There even is a topic with +120 posts. It's very difficult to find out how it must be done. Is it possible to...

I updated my first reply!
Seems that the error is from a lower part of the code... still no fix!

Hi!

I'm playing around with java, NFC ACR122 reader and the nokia 6131. I found an online sample code to read a MiFare card with java + the reader, so I don't use the nokia yet. Too bad it doesn't...