运行时出错：Failed reading value of registry key？

Question

建议检查注册表[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft][HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Development Kit]
"CurrentVersion"="1.4"
//将CurrentVersion设成你想用的版本号，版本号从下面的键值获得[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Development Kit\1.4]
//说明版本号为1.4
"JavaHome"="f:\\j2sdk1.4.1_01"
"MicroVersion"="1"[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Development Kit\1.4.1_01]
//说明版本号为1.4.1_01
"JavaHome"="f:\\j2sdk1.4.1_01"
"MicroVersion"="1"[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Plug-in][HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Plug-in\1.4.1_01]
"JavaHome"="E:\\Program Files\\Java\\j2re1.4.1_01"
"UseJava2IExplorer"=dword:00000001
"HideSystemTrayIcon"=dword:00000000[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment]
"CurrentVersion"="1.4"
//将CurrentVersion设成你想用的版本号，版本号从下面的键值获得[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment\1.4]
//说明版本号为1.4
"JavaHome"="E:\\Program Files\\Java\\j2re1.4.1_01"
"MicroVersion"="1"
"RuntimeLib"="E:\\Program Files\\Java\\j2re1.4.1_01\\bin\\client\\jvm.dll"[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment\1.4.1_01]
//说明版本号为1.4.1_01
"JavaHome"="E:\\Program Files\\Java\\j2re1.4.1_01"
"MicroVersion"="1"
"RuntimeLib"="E:\\Program Files\\Java\\j2re1.4.1_01\\bin\\client\\jvm.dll"[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Web Start][HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Web Start\1.2.0_01]
"Home"="E:\\Program Files\\Java Web Start"[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Prefs]