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ActivityMetadata.AddValidationError Method (String)

Adds a validation error to the metadata’s collection of validation errors using the specified description.

Namespace:  System.Activities
Assembly:  System.Activities (in System.Activities.dll)

public void AddValidationError(
	string validationErrorMessage


Type: System.String

A message that describes the validation error.

For more information, seeImperative Code-Based Validation.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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