PermGen Space eclipse

One of the reason is due to changes in "Java 6u21 distribution"

The change was done in "java.dll" to replace "Sun MicroSystems" to "Oracle Corporation"

(Source : http://www.infoq.com/news/2010/07/eclipse-java-6u21)

Solutions :

1, Degrade to java 6u20 version

2, modify PermGen Space by starting eclipse with "-vmargs -XX:PermSize=64M -XX:MaxPermSize=128M" as options

Ex: eclipse -vmargs -XX:PermSize=64M -XX:MaxPermSize=128M

(Source : http://wiki.eclipse.org/FAQ_How_do_I_increase_the_permgen_size_available_to_Eclipse%3F)