Exception
NoMemoryError
ScriptError
NotImplementedError
LoadError
SyntaxError
StandardError
SystemStackError
LocalJumpError
IOError
EOFError
RegexpError
ZeroDivisionError
ThreadError
SystemCallError
SecurityError
RuntimeError
NameError
NoMethodError
RangeError
FloatDomainError
IndexError
ArgumentError
TypeError
SignalException
Interrupt
SystemExit