我是 ubuntu 的新手,遇到了问题。我无法启动 RubyMine 4:
kvet@Kvet-Notebook:~/RubyMine-4.0.3/bin$ java -version
java version "1.7.0_03"
OpenJDK Runtime Environment (IcedTea7 2.1.1pre) (7~u3-2.1.1~pre1-1ubuntu2)
OpenJDK 64-Bit Server VM (build 22.0-b10, mixed mode)
kvet@Kvet-Notebook:~/RubyMine-4.0.3/bin$ ./rubymine.sh
OpenJDK Runtime Environment (IcedTea7 2.1.1pre) (7~u3-2.1.1~pre1-1ubuntu2)
OpenJDK 64-Bit Server VM (build 22.0-b10, mixed mode)
OpenJDK 64-Bit Server VM (build 22.0-b10, mixed mode)
WARNING: You are launching the IDE using OpenJDK Java runtime.
THIS IS STRICTLY UNSUPPORTED DUE TO KNOWN PERFORMANCE AND GRAPHICS PROBLEMS!
NOTE: If you have both Oracle (Sun) JDK and OpenJDK installed
please validate either RUBYMINE_JDK, JDK_HOME, or JAVA_HOME environment variable points to valid Oracle (Sun) JDK installation.
See http://ow.ly/6TuKQ for more info on switching default JDK.
Press Enter to continue.
Error: Could not find or load main class com.intellij.idea.Main
我试图安装 openjdk6 并且有同样的错误。我不知道我必须做什么。