Cannot “Install New Software” in Eclipse 3.5

Question

I have just installed Eclipse 3.5 for Java EE developers (\"Galileo\").

I need to add an extra plugin, but when I select the \"Install New Software ...\" menu item,

Answer 1

To resolve this problem, I did the following:

1. Placed my copy of Eclipse in the trash
2. Emptied my trash
3. Rebooted my computer
4. Downloaded the latest version of Eclipse (which was Indigo at the time of writing)
5. Placed the .zip file in my applications folder
6. Double-clicked on the compressed zip to open it (I'm using Mac OS X.6)

The problem disappeared. I am now able to do Help/Install new software....