ValidationMessage property
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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)

public string ValidationMessage { get; set; }

Property value

Type: System.String
The text of the message.

ExceptionCondition
ArgumentException

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.

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