while inserting the empty data in to the data base thru the design it is not inserting and getting error

Violation of UNIQUE KEY constraint 'UQ__Resource__3552E9B6'. Cannot insert duplicate key in object 'dbo.Resource'.
The statement has been terminated.

USE [Resource Management]
GO
/****** Object:  Table [dbo].[Resource]    Script Date: 04/03/2013 18:15:27 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[Resource](
	[OrganisationID] [int] NOT NULL,
	[ID] [int] IDENTITY(1,1) NOT NULL,
	[FirstName] [nvarchar](50) NOT NULL,
	[LastName] [nvarchar](50) NULL,
	[MiddleName] [nvarchar](50) NULL,
	[Password] [nvarchar](50) NULL,
	[PrimarySkill] [nvarchar](50) NULL,
	[SecondarySkill] [nvarchar](50) NULL,
	[Role] [nvarchar](50) NULL,
	[JobTitle] [nvarchar](50) NULL,
	[PrimaryEmail] [nvarchar](50) NOT NULL,
	[ClientEmail] [nvarchar](50) NULL,
	[Address] [nvarchar](max) NULL,
	[JobType] [nvarchar](50) NULL,
	[VisaStatus] [nvarchar](50) NULL,
	[PersonalEmail] [nvarchar](50) NOT NULL,
	[PrimaryPhone] [varchar](50) NULL,
	[SecondaryPhone] [varchar](50) NULL,
	[ResourceManager] [nvarchar](50) NULL,
	[Customer] [nvarchar](50) NULL,
	[StartDate] [datetime] NULL,
	[TaxTerms] [nvarchar](50) NOT NULL,
	[Reference1] [nvarchar](50) NULL,
	[Reference2] [nvarchar](50) NULL,
	[C2CEmployerName] [nvarchar](50) NULL,
	[C2CEmployerAddress] [nvarchar](50) NULL,
	[C2CEmployerTaxID] [nvarchar](50) NULL,
	[C2CPhone] [varchar](50) NULL,
	[C2CModeOfPayment] [nvarchar](50) NULL,
	[C2CFaxNo] [nvarchar](50) NULL,
	[C2CBankDetails] [nvarchar](50) NULL,
	[BillRate] [varchar](50) NULL,
	[PayRate] [varchar](50) NULL,
	[WorkType] [nvarchar](50) NULL,
	[EndDate] [datetime] NULL,
	[SSN] [nvarchar](50) NULL,
	[ModeOfPayment] [nvarchar](50) NULL,
	[BankDetails] [nvarchar](50) NULL,
	[W2ContractorPerDiem] [nvarchar](50) NULL,
	[W2Amount] [nvarchar](50) NULL,
	[Status] [int] NULL CONSTRAINT [DF_Resource_Status]  DEFAULT ((1)),
 CONSTRAINT [PK_Resource] PRIMARY KEY CLUSTERED 
(
	[ID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY],
 CONSTRAINT [UQ__Resource__3552E9B6] UNIQUE NONCLUSTERED 
(
	[ClientEmail] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO
SET ANSI_PADDING OFF
GO
ALTER TABLE [dbo].[Resource]  WITH CHECK ADD  CONSTRAINT [FK__Resource__Organi__24285DB4] FOREIGN KEY([OrganisationID])
REFERENCES [dbo].[Organisation] ([OrganisationID])
GO
ALTER TABLE [dbo].[Resource] CHECK CONSTRAINT [FK__Resource__Organi__24285DB4]