SPList.ValidationMessage Property

Gets or sets the message that is displayed when validation fails for a list item.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online

[ClientCallableConstraintAttribute(Type = ClientCallableConstraintType.MaxLength, Value = , Sequence = )]
[ClientCallableConstraintAttribute(Type = ClientCallableConstraintType.NotNull, Sequence = )]
[ClientCallablePropertyAttribute(ExcludeFromDefaultRetrieve = true)]
public string ValidationMessage { get; set; }

Property Value

Type: System.String
The text of the message.


The string is too long. The maximum length of a validation message string is 1024.

Each time that a list item is added or updated, the validation formula contained in the ValidationFormula property is evaluated. If validation fails, the message in the ValidationMessage property is displayed.