IllegalArgumentException: Invalid characters in hostname

FULL PRODUCT VERSION :


ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 6.1.7601]

A DESCRIPTION OF THE PROBLEM :
Everytime I tried to install Java this error occur: IllegalArgumentException: Invalid characters in hostname. During one installationi t appear two times, and when I click on "OK" the installation continue and finsihed.


ERROR MESSAGES/STACK TRACES THAT OCCUR :
java.lang.IllegalArgumentException: Invalid characters in hostname
at java.net.HostPortrange.toLowerCase(Unknown Source)
at java.net.HostPortrange.<init>(Unknown Source)
at java.net.URLPermission$Authority.<init>(Unknown Source)
at java.net.URLPermission.parseURI(Unknown Source)
at java.net.URLPermission.init(Unknown Source)
at java.net.URLPermission.<init>(Unknown Source)
at sun.net.www.protocol.http.HttpURLConnection.URLtoSocketPermission(Unknown Source)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
at sun.net.www.protocol.http.HttpURLConnection.getHeaderField(Unknown Source)
at java.net.URLConnection.getContentType(Unknown Source)
at com.sun.deploy.net.proxy.AbstractAutoProxyHandler.isSupportedINSFile(Unknown Source)
at com.sun.deploy.net.proxy.AbstractAutoProxyHandler.retrieveContentOfPACFile(Unknown Source)
at com.sun.deploy.net.proxy.AbstractAutoProxyHandler.contructLegacyPACScript_16(Unknown Source)
at com.sun.deploy.net.proxy.AbstractAutoProxyHandler.init(Unknown Source)
at com.sun.deploy.net.proxy.SunAutoProxyHandler.init(Unknown Source)
at com.sun.deploy.net.proxy.DynamicProxyManager.reset(Unknown Source)
at com.sun.deploy.net.proxy.DeployProxySelector.reset(Unknown Source)
at com.sun.javaws.Main.initializeExecutionEnvironment(Unknown Source)
at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
at com.sun.javaws.Main.access$000(Unknown Source)
at com.sun.javaws.Main$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)


REPRODUCIBILITY :
This bug can be reproduced always.

CUSTOMER SUBMITTED WORKAROUND :
Disconnect from internet.