This Java error looks like the cause. Can you please click on "Details" and post the content here?
By the way, have you accepted the certificate during the installation process? See step 4 of the installation instructions.
Hy,
I accepted the certificate.
here is the content of the error:
java.net.MalformedURLException: unknown protocol: socket at java.net.URL.<init>(Unknown Source) at java.net.URL.<init>(Unknown Source) at java.net.URL.<init>(Unknown Source) at java.net.URI.toURL(Unknown Source) at com.sun.deploy.net.proxy.DeployProxySelector.connectFailed(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.sun.net.ssl.internal.ssl.SSLSocketImpl.connect(Unknown Source) at com.sun.net.ssl.internal.ssl.BaseSSLSocketImpl.connect(Unknown Source) at sun.net.NetworkClient.doConnect(Unknown Source) at sun.net.www.http.HttpClient.openServer(Unknown Source) at sun.net.www.http.HttpClient.openServer(Unknown Source) at sun.net.www.protocol.https.HttpsClient.<init>(Unknown Source) at sun.net.www.protocol.https.HttpsClient.New(Unknown Source) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(Unknown Source) at org.apache.xmlrpc.client.XmlRpcSunHttpTransport.writeRequest(Unknown Source) at org.apache.xmlrpc.client.XmlRpcStreamTransport.sendRequest(Unknown Source) at org.apache.xmlrpc.client.XmlRpcHttpTransport.sendRequest(Unknown Source) at org.apache.xmlrpc.client.XmlRpcSunHttpTransport.sendRequest(Unknown Source) at org.apache.xmlrpc.client.XmlRpcClientWorker.execute(Unknown Source) at org.apache.xmlrpc.client.XmlRpcClient.execute(Unknown Source) at org.apache.xmlrpc.client.XmlRpcClient.execute(Unknown Source) at org.apache.xmlrpc.client.XmlRpcClient.execute(Unknown Source) at com.idsscheer.aris.client.container.welcome.ACommunityRegistrationChecker.checkUser(Unknown Source) at com.idsscheer.aris.client.container.welcome.ACredentialsPage.checkRegistration(Unknown Source) at com.idsscheer.aris.client.container.welcome.AWelcomeWizard$AWelcomeWizardHandler$1.run(Unknown Source) at com.idsscheer.aris.client.common.gui.AProgressDialog$4.run(Unknown Source) at java.lang.Thread.run(Unknown Source)