The most fundamental non-runtime exception of Potix classes.
All exceptions specific to Potix classes must derive from
SystemException or CommonException.
SystemException indicates programming bugs, while
CommonException indicates exceptinal cases.
author: tomyeh See Also:SystemException
Constructs an CommonException by use of an error code.
The error code must be defined in
one of properties files, e.g., msgsys.properties.
Parameters: code - the error code Parameters: fmtArgs - the format arguments Parameters: cause - the chained throwable object