CoakCraw, Your dum.bin is not a full firmware it is missing a few files that do not get copied from your player. If your player is in recovery mode it will not accept a dump.bin you need to use a full version firmware that contains all the files. You can download some from
HERE You need to load the full version to your player it may not fully recover your player but you will then be able to use your dump.bin provided you have repaired it with s1fwx.