My guess is that you're JSongChooser is not static, and you're trying to access it in a static way, i.e.
public static void someMethod()
{
LivingHymns.JSongChooser chooser = new...
Type: Posts; User: helloworld922
My guess is that you're JSongChooser is not static, and you're trying to access it in a static way, i.e.
public static void someMethod()
{
LivingHymns.JSongChooser chooser = new...