MLB 2k10 DSTT HELP

Is has load rom err 4.
Is there any fixes available yet?

Upgrade to the latest DSTT 1.17a12 firmware and infolib/extinfo files.
http://www.linfoxdomain.com/nintendo/ds/dl.php/DSTT_v1.17a12unofficial_English.rar
http://loda.jp/dsm/

are you sure this will work?
Post Merge: [time]1270427841[/time]
it didn't work

Doesn't appear to work yet on the TTDS. You'll have to wait for updated files.