DocumentationMathematicaBuilt-in FunctionsNew in Version 3.xInput and Output
ErrorBox[boxes] represents boxes that cannot be interpreted in input or output.
ErrorBox[boxes] typically displays as the raw form of boxes together with underlining that indicates parts that cannot be interpreted.
See Section 2.9.10.
See also: TagBox, InterpretationBox, ToExpression.
New in Version 3.