A common problem encountered by newcomers on this kind of system is to try to load everything. You've got too many sites here to put them in everything. You must isolate your programming and determine which site(s) are closest to you.
To clear out your scanner, see this....
wiki.radioreference.com
Always do a REPLACE not an ADD when you are trying to fix a system! This is another common mistake.
There are programming videos you can view here...
wiki.radioreference.com
Put your .996 file in a zip file then post it here. Folks can take a look at it and see what might be additionally wrong
Mike