It verifies that the appropriate error message is displayed if the date is incorrect.

测试证明，如果日期不正确，将显示适当的错误消息。

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If the start date is later than the end date, then the user receives an error message.

如果开始日期晚于结束日期，则用户会收到一条错误消息。

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As an example, one error you can encounter relates to TIMESTAMP or DATE fields which do not have a default field value.

举个例子，您可能会遇到关于TIMESTAMP或DATE字段没有默认字段值的错误。

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And because the error in the Kochab-Mizar alignment can be readily calculated for any date, the error in each pyramid's orientation corresponds to a period of several years.

BBC: Pyramids lined up with the stars

Instead, to judge by the most comprehensive study on the reliability of forensic evidence to date, the error rate is more than 10% in five categories of analysis, including fiber, paint and body fluids. (Meaning: When the expert says specimen X matches source Y, there's a 10% probability he's wrong.) DNA and fingerprints are more reliable but still not foolproof.

FORBES: Forensic evidence doesn't always tell the truth.

The April 15th date is a minor error.

FORBES: Whoops! IRS Sends 200,000 Balance Due Notices By Mistake