I am getting bellow error.

java.lang.NoClassDefFoundError: Djava/ext/dirs=E:\SweetHome3D_Workspace\SweetHome3D\lib\;E:\SweetHome3D_Workspace\SweetHome3D\lib\windows\
Caused by: java.lang.ClassNotFoundException: Djava.ext.dirs=E:\SweetHome3D_Workspace\SweetHome3D\lib\;E:\SweetHome3D_Workspace\SweetHome3D\lib\windows\
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
Exception in thread "main"