Category: Oracle Java

Blackboard Collaborate, Java Runtime Environment, and Windows 8/8.1

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Strangely enough, Java Runtime Environment (JRE) fails to register javaws.exe as the handler for .jnlp files when installed in Windows 8/8.1. Just remember to choose javaws.exe, not java.exe nor javaw.exe. Further more, Blackboard Collaborate insists on using 64-bit JRE on 64-bit Windows, i.e. visit the directories and files usually found in C:\Program Files\Java, not the ones […]

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Dell iDRAC6 and Oracle Java RE 7u51

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The latest Oracle Java RE 7u51 at its normal level of “High” security causes the Dell iDRAC6 virtual console (version 1.95 (Build 05)) to die with this Java trace: java.lang.SecurityException: Missing required Permissions manifest attribute in main jar: https://hostname.some.domain:443/software/avctKVM.jar at com.sun.deploy.security.DeployManifestChecker.verifyMainJar(Unknown Source) at com.sun.deploy.security.DeployManifestChecker.verifyMainJar(Unknown Source) at com.sun.javaws.Launcher.doLaunchApp(Unknown Source) at com.sun.javaws.Launcher.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Simply […]

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