Problém 65:
[oracle@server JDeveloper]$ java -jar jdevstudio11116install.jar
Exception in thread “main” java.lang.ClassFormatError: oracle.ideimpl.installer.InstallerLauncher (unrecognized class file version)
at java.lang.VMClassLoader.defineClass(libgcj.so.7rh)
at java.lang.ClassLoader.defineClass(libgcj.so.7rh)
at java.security.SecureClassLoader.defineClass(libgcj.so.7rh)
at java.net.URLClassLoader.findClass(libgcj.so.7rh)
at java.lang.ClassLoader.loadClass(libgcj.so.7rh)
at java.lang.ClassLoader.loadClass(libgcj.so.7rh)
at gnu.java.lang.MainThread.run(libgcj.so.7rh)
Řešení:
[oracle@server JDeveloper]$ which java
/usr/bin/java
[oracle@server JDeveloper]$ java -version
java version “1.4.2”
gij (GNU libgcj) version 4.1.2 20080704 (Red Hat 4.1.2-52)
Copyright (C) 2006 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warra
nty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
[oracle@server JDeveloper]$ export JAVA_HOME=/usr/java/jdk1.7.0_07
[oracle@server JDeveloper]$ export PATH=$JAVA_HOME/bin:$PATH
[oracle@server JDeveloper]$ which java
/usr/java/jdk1.7.0_07/bin/java
[oracle@server JDeveloper]$ java -version
java version “1.7.0_07”
Java(TM) SE Runtime Environment (build 1.7.0_07-b10)
Java HotSpot(TM) 64-Bit Server VM (build 23.3-b01, mixed mode)
[oracle@server JDeveloper]$ java -jar jdevstudio11116install.jar
Extracting 0%……………………………………………………………………………………….100%