If you see this Screen, the JS has not yet been executed.
If you have a slow ethernet connection, please wait some time for the code to load,
otherwise, JS is proparbly disabled.

This Website requires JavaScript to be enabled, which seems not to be the case.
Try a newer version of this browser, another browser or look in your browser settings for "JavaScript" and enable it.

This error can also show up if the execution fails due to mistakes/issues in the code.
If no other solution works for you, please add a bug report at:

ISDL Config Editor

This is not availible yet as no plugins exist.