IcedTea Plugin su Chrome

ciao,
non riesco a far partire i giochi java contenuti in questo sito:
http://dosdose.com/
quando apro la pagina con un gioco mi appare una finestra che dice di eseguire il plugin “ICE TEA PLUGIN”, io clicco su ESEGUI ma il gioco non parte (al suo posto c’è il logo di IcedTea). perché?

stessa cosa accade con Firefox.

Hai già provato a premere Invio dopo aver cliccato la finestra di IcedTea ?

Fai vedere:

$ rpm -q java-1.8.0-openjdk java-1.7.0-openjdk icedtea-web

certo, ma il gioco non parte.
se eseguo chrome da terminale da questo messaggio di errore:

$ google-chrome
[10:10:0215/125825:ERROR:base_feature_provider.cc(122)] manifestTypes: Allowing web_page contexts requires supplying a value for matches.
[13:13:0215/125826:ERROR:base_feature_provider.cc(122)] manifestTypes: Allowing web_page contexts requires supplying a value for matches.
[2151:2178:0215/125826:ERROR:base_feature_provider.cc(122)] manifestTypes: Allowing web_page contexts requires supplying a value for matches.
[7:7:0215/125827:ERROR:base_feature_provider.cc(122)] manifestTypes: Allowing web_page contexts requires supplying a value for matches.
[24:24:0215/125833:ERROR:base_feature_provider.cc(122)] manifestTypes: Allowing web_page contexts requires supplying a value for matches.
java version "1.7.0_60"
OpenJDK Runtime Environment (fedora-2.4.2.0.fc18-i386)
OpenJDK Client VM (build 24.0-b56, mixed mode, sharing)
java.io.FileNotFoundException: /home/pippo/.icedtea/deployment.properties (File o directory non esistente)
	at java.io.FileInputStream.open(Native Method)
	at java.io.FileInputStream.<init>(FileInputStream.java:146)
	at java.io.FileReader.<init>(FileReader.java:72)
	at net.sourceforge.jnlp.config.DeploymentConfiguration.parsePropertiesFile(DeploymentConfiguration.java:604)
	at net.sourceforge.jnlp.config.DeploymentConfiguration.findSystemConfigFile(DeploymentConfiguration.java:424)
	at net.sourceforge.jnlp.config.DeploymentConfiguration.load(DeploymentConfiguration.java:236)
	at net.sourceforge.jnlp.config.DeploymentConfiguration.load(DeploymentConfiguration.java:205)
	at net.sourceforge.jnlp.runtime.JNLPRuntime.initialize(JNLPRuntime.java:194)
	at sun.applet.PluginAppletSecurityContext.<init>(PluginAppletSecurityContext.java:252)
	at sun.applet.PluginAppletSecurityContext.<init>(PluginAppletSecurityContext.java:270)
	at sun.applet.PluginMain.main(PluginMain.java:114)
[WARNING:flash/platform/pepper/pep_module.cpp(63)] SANDBOXED
[2151:2178:0215/125836:ERROR:audio_manager_base.cc(422)] Not implemented reached in virtual std::string media::AudioManagerBase::GetDefaultOutputDeviceID()
Attempted to download http://malawid.ftpaccess.cc.nyud.net/JPCApplet.jar, but failed to connect!
JAR http://malawid.ftpaccess.cc.nyud.net/JPCApplet.jar not found. Continuing.
JAR http://malawid.ftpaccess.cc.nyud.net/JPCApplet.jar not found. Continuing.
netx: Initialization Error: Could not initialize applet. (Fatal: Application Error: Unknown Main-Class. Could not determine the main class for this application.)
netx: Initialization Error: Could not initialize applet. (Fatal: Application Error: Unknown Main-Class. Could not determine the main class for this application.)
net.sourceforge.jnlp.LaunchException: Fatal: Initialization Error: Could not initialize applet. For more information click "more information button".
	at net.sourceforge.jnlp.Launcher.createApplet(Launcher.java:789)
	at net.sourceforge.jnlp.Launcher.getApplet(Launcher.java:717)
	at net.sourceforge.jnlp.Launcher$TgThread.run(Launcher.java:969)
Caused by: net.sourceforge.jnlp.LaunchException: Fatal: Application Error: Unknown Main-Class. Could not determine the main class for this application.
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.initializeResources(JNLPClassLoader.java:708)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.<init>(JNLPClassLoader.java:249)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.createInstance(JNLPClassLoader.java:382)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.getInstance(JNLPClassLoader.java:444)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.getInstance(JNLPClassLoader.java:420)
	at net.sourceforge.jnlp.Launcher.createApplet(Launcher.java:755)
	... 2 more
net.sourceforge.jnlp.LaunchException: Fatal: Initialization Error: Could not initialize applet. For more information click "more information button".
	at net.sourceforge.jnlp.Launcher.createApplet(Launcher.java:789)
	at net.sourceforge.jnlp.Launcher.getApplet(Launcher.java:717)
	at net.sourceforge.jnlp.Launcher$TgThread.run(Launcher.java:969)
Caused by: net.sourceforge.jnlp.LaunchException: Fatal: Application Error: Unknown Main-Class. Could not determine the main class for this application.
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.initializeResources(JNLPClassLoader.java:708)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.<init>(JNLPClassLoader.java:249)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.createInstance(JNLPClassLoader.java:382)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.getInstance(JNLPClassLoader.java:444)
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.getInstance(JNLPClassLoader.java:420)
	at net.sourceforge.jnlp.Launcher.createApplet(Launcher.java:755)
	... 2 more

il file ‘/home/pippo/.icedtea/deployment.properties’ in effetti non esiste, cos’è?

robyduck:

$ rpm -q java-1.8.0-openjdk java-1.7.0-openjdk icedtea-web il pacchetto java-1.8.0-openjdk non è stato installato java-1.7.0-openjdk-1.7.0.60-2.4.2.0.fc18.i686 icedtea-web-1.4-1.fc18.i686

Sei sicuro che quel sito sia aggiornato?

non saprei, a te funziona?
cmq anche su questo sito simile i giochi non partono:
http://www.the-commodore-zone.com/articlelive/articles/35/1/JaC64---The-Java-C64-Emulator/Page1.html

ho anche aggiornato icedtea, ma non è servito.

Domanda cretina, ma la cartella /home/pippo/.icedtea esiste?

$ ls -lad /home/pippo/.icedtea

Se non esiste, prova a crearla:

$ mkdir /home/pippo/.icedtea

sì esiste