Quote Originally Posted by Neil View Post
MapSource is no longer supported by Garmin and is not recommended for creating CNNT images, particularly large ones. The recommended programs to use are BaseCamp & MapInstall.

I guess i havne't been reading enough of the forums. Is there a general rule for the size before there might be problems in the img and what kinds of problems? The images i make are generally 2-4 Gigs. I havne't noticed anything unusual other than the same problems i've seen with their maps for many years..