using the url.openStream method to read www-pages, I get the following
runtime-error. The real problem is, that it occurs never on the same url,
never in the same context, it just happens sometimes. Does anybody have
an idea about this error or even a suggestion where to look further?
Thanks,
Stefan.
Exception occurred during event dispatching:
java.lang.NullPointerException:
at sun.net.ProgressData.unregister(ProgressData.java:99)
at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:495)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:416)
at java.net.URL.openStream(URL.java)
at LinkManager.check(NewLinkCheck.java:312)
at NewLinkCheck.startChecking(NewLinkCheck.java:204)
at NewLinkCheck.actionPerformed(NewLinkCheck.java:166)
at java.awt.Button.processActionEvent(Button.java:257)
at java.awt.Button.processEvent(Button.java:230)
at java.awt.Component.dispatchEventImpl(Component.java:1781)
at java.awt.Component.dispatchEvent(Component.java:1708)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:81)
--
Stefan Lauterbach
Gruppe Benutzerbetreuung
Rechenzentrum der TU Braunschweig
Germany