Noticed that the r4i sdhc 3ds firmware today has been updated to V1.80b with the change log below

make sure your card is this one so you can use this new firmware: r4i sdhc 3ds

download: r4i sdhc 3ds V1.80b

R4i V1.80b Update:
1. Fix some RTS games white screen issues.
2. Fix some RTS games hang issues.
3. Fix some RTS games problem.
4. Solved games:
XXXX - Gauntlet (US)
XXXX - Gauntlet (EU)
6290 - Transformers - Ultimate Autobots Edition (US)
6291 - Transformers - Ultimate Autobots Edition (EU)
XXXX - Akumajou Dracula: Gallery of Labyrinth(CN)
XXXX - Professor Layton en de Melodie van het Spook(CN)
XXXX - Kingdom Hearts(CN)
XXXX - Dementium2(CN)
XXXX - Tokumei Sentai Go-Busters (JP)
XXXX - Shin Megami Tensei: Devil Survivor 2 (EU)
5. Solved RTS games:
6368 - Beyblade - Metal Fusion (US)
6369 - Beyblade - Metal Fusion (US) (ToysRus Exclusive)
6370 - Beyblade - Metal Fusion(US) (Walmart Exclusive)
6371 - Beyblade - Metal Masters (US) (Best Buy Exclusive)
6372 - Beyblade - Metal Masters(US) (Collectors Edition)
6373 - Beyblade - Metal Masters (US) (Target Exclusive)
6374 - Beyblade - Metal Masters(US) (ToysRus Exclusive)
6384 - Lera Glaciale 4 - Continenti alla Deriva - Giochi Polari(IT)
XXXX - Apprends avec Pokemon: A la Conquete du Clavier ?(FR)
XXXX - Suite Precure Melody Collection? (JP)
XXXX - Lernen mit Pokemon - Tasten-Abenteuer (GE)?