Potential Incompatibilities

Erl_interface

Erts

Interpreter

Stdlib

Mnemosyne

Mnemosyne has been separated from the Mnesia application and this has some minor implications:

Mnesia

Mnesia 3.0 is primary developed for OTP R4, but is still backward compatible with the OTP R3 platform.

The internal database format on disc has been made more future safe. It has also been changed in order to cope with the new features that has been introduced. This implies a special upgrade procedure:

Orber

SNMP