![](dotnetdiagramimages/GrapeCity_WPF_CalcEngine_GrapeCity_CalcEngine_Expressions_CalcErrorExpression.png)
'Declaration Public Class CalcErrorExpression Inherits CalcConstantExpression
'Usage Dim instance As CalcErrorExpression
public class CalcErrorExpression : CalcConstantExpression
System.Object
GrapeCity.CalcEngine.Expressions.CalcExpression
GrapeCity.CalcEngine.Expressions.CalcConstantExpression
GrapeCity.CalcEngine.Expressions.CalcErrorExpression
GrapeCity.CalcEngine.Expressions.CalcBangErrorExpression
GrapeCity.CalcEngine.Expressions.CalcExternalErrorExpression
GrapeCity.CalcEngine.Expressions.CalcSheetRangeErrorExpression