How to run Eclipse with an older JDK / Java version.
I recently had to open an older Java project in Eclipse. For that, I downloaded an older version of Eclipse in order to get it working. My project was an older RCP project and I could open and run it with the newest version of Eclipse for RCP, however the GUI did not show up.
The application looked like that:
Controls are missing, not text boxes or input fields were shown. The original GUI should have looked like that:
Anyway, the solution was to use an older version of Eclipse for RCP developers. However it did not run with the newest JDK/Java version. There was just an error message when starting Eclipse.
In order to get it working I pointed to an older version of the Java VM by editing the „eclipse.ini“ file and adding the following parameter.
-vm C:\Java\jre8\bin\javaw.exe
