我收到此错误

Bulk load data conversion error (truncation) for row 1, column 12 (is_download)

这是csv …它只有一行

30,Bill,Worthy,sales,,709888499,bat@bat.com,,"Im a a people person., to work together for this new emerging env.HTTP://applesoftware.com","Bill and Son of Co","Contact Us: Contact Form",0

这是我的批量插入语句…

SE SalesLogix
GO

CREATE TABLE CSVTemp
(id INT,
firstname VARCHAR(255),
lastname VARCHAR(255),
department VARCHAR(255),
architecture VARCHAR(255),
phone VARCHAR(255),
email VARCHAR(255),
download VARCHAR(255),
comments VARCHAR(MAX),
company VARCHAR(255),
location VARCHAR(255),
is_download VARCHAR(255)
)
GO

BULK
INSERT CSVTemp
FROM 'c:\leads\leads.csv'
WITH
(
DATAFILETYPE = 'char', 
BATCHSIZE = 50, 
FIELDTERMINATOR = ',', 
ROWTERMINATOR = '\n' 
)
GO
--Check the content of the table.
SELECT *
FROM CSVTemp
GO

问题是大多数情况下都能正常工作，但在某些情况下（这是其中一种），我会收到错误消息

关于导致此记录出现此错误的原因的任何想法