If you find any additional incompatibilities please let us know.
Language incompatibilities
Railo 3.3 is intended to be compatible with Adobe ColdFusion 9.x. Railo 3.1.2 was intended to be compatible with Adobe ColdFusion 8.0.
CFML Compatibility
Railo tries to adhere the CFML standard as good as possible, Still there are some differences like missing tags and functions or a slightly different behavior. This page and the ones below should describe the incompatibilities.