If a mistake is later detected, then we must backtrack to the point of error and try another alternative. this is called backup .
如果以后发现它是错误的，我们必须退回到点，再试另外的选择。这种方法称为回溯。
I wanted an opportunity to talk some sense into him and try to make him see the error of his ways.
我想找个机会给他讲讲道理，尽量让他认识到自身的错误。
For example, some product line members may log error messages, and others may try a predetermined corrective action.
例如，有些产品线成员可能记录错误消息，而其他成员可能尝试执行预定的纠正操作。
Try logging in with an invalid user name or password, and notice that an appropriate default error message appears.
尝试输入非法的用户名和密码，你会看到默认的错误信息。
Possibly the best method for researching an appropriate Linux distribution is trial and error, as distros are easy to download and try on LiveCDs or USB flash drives (UFDs).
研究适当Linux发行版的最佳方法可能是试用和错误，因为发行版可以轻松下载并在LiveCD或US b闪存盘(ufd)中试用。
Here is the error Python gives when we rename the Foo class and then try to load a previously pickled Foo instance.
这里有一个Python发出错误消息的示例，当我们重命名foo类，然后试图装入先前进行过pickle的foo实例时会发生该错误。
Try to save and close the service. You receive the following error.
尝试保存并关闭该服务。
Now, as shown in Listing 20, when users reconnect to the database and try to access the table, they receive an error.
现在，如清单20所示，当用户重新连接到数据库，并试图访问表时，将接收到错误消息。
This lets your application gracefully exit validation, print error messages, or even to try to recover from the error and continue validating.
从而让应用程序从容地退出验证、打印错误消息，甚至可以尝试从错误中恢复并继续验证。
The way to get there is to let new architects learn software architecture at school rather than try-and-error in the battlefield.
达到这个目标的方法是让新的架构师在学校学习软件架构而不是在实战中不断的尝试和出错。
There are several things to notice above: first, there is no space on either side of the "=" sign; any space will result in an error (try it and see).
以上有几点注意事项：第一，在等号 "="的两边没有空格，任何空格将导致错误（试一下看看）。
If you try and redeploy a flow, you may get an MQRC 2195 error.
如果尝试重新部署流，可能会得到MQRC 2195错误。
Writing that constant over and over again is tedious at best, and error-prone if you try to type it in each time by hand instead of cutting and pasting the value.
一直重复写这个值最多只是乏味，但如果你每次都手动输入而不是采用复制、粘贴，那么很可能会出错。
Note: If you get an error at this stage, you may find that you need to reboot and try again.
注意：如果这个阶段出现错误，可能需要重启并再次尝试。
It's a slow process so try narrow the point of error using breakpoints and watches first.
这是一个缓慢的过程，所以尽量缩小误差点使用断点和手表第一。
Make these changes to your code and try things out in Internet Explorer again; you should see the form you created (without an error message).
这样修改代码之后再使用InternetExplorer试验，就应该看到已经创建的表单(没有错误消息)。
This error message may appear when, for some unknown reason, the ROM image on the phone is corrupt. Download the whole RUU and try again.
这个错误信息意味着由于未知的错误您的ROM镜像无法在手机上读取运行。请下载全部RUU程序并再尝试。
With the asyncEcho test, it wraps the asserts in a try/catch, and any errors are passed back to the DOH through the deferred.errback(error) call.
对于asyncEcho测试，它将断言包装进一个try/catch 程序块，并且，任何错误都将通过 deferred.errback(error) 调用被传递回DOH。
In this article we will try to explain the various techniques available for successfully moving Rational Test Projects, techniques which we have found very convenient and less error prone.
在本文中，我们将试图说明成功地迁移Rational测试项目所用的各种技术，我们发现这些技术非常方便且很不容易出错。
Login error. Ensure you have the correct login information and try again, or contact your customer service center assistance.
登录错误。请确保具有正确的登录信息并重试，或与客户服务中心联系以获得帮助。
Once deprived of the chance to try, also be equal to stripped to make mistakes and the chance to correct the error, therefore can not be on the road to success.
一旦被剥夺了尝试的机会，也就等于被剥夺了犯错误和改正错误的机会，因此也不可能迈向成功之路。
Hard disk drive components including the hard drive, a power cable, a data cable, and the controller card. If an error message indicates there is a hard disk problem, try following these steps.
硬盘驱动器组件包括硬盘驱动器、电力电缆、数据电缆、控制卡等。
Error occurred while attempting to set the properties you entered. To make changes and try again, click Cancel. To accept this error and continue, click OK.
试图设置您输入的属性时发生错误。请单击“取消”以进行更改并重试。单击“确定”则忽略此错误并继续。
In fact, you should try to avoid using the word "error" anywhere in your alert text and instead focus on describing the actual situation.
事实上，你应该在警告窗口文档的任何地方避免使用“错误”这个词，而是侧重于描述实际的状况。
Shoot one orb between the other two and try and force your opponent into an error.
拍摄一球体之间的另外两个和尝试，迫使你的对手进入了一个错误。
Cannot save % 1 because it contains a syntax error. Launch the rule editor, correct the problem, and try again.
无法保存%1，原因是它包含语法错误。启用规则编辑器，改正此问题，然后再试一次。
Check the deletion function: Delete something and try to retrieve that information. Make sure proper error message is thrown by the system.
检查删除功能：删除信息，然后检索这条信息，确保系统提示正确的错误消息。
Check the deletion function: Delete something and try to retrieve that information. Make sure proper error message is thrown by the system.
检查删除功能：删除信息，然后检索这条信息，确保系统提示正确的错误消息。
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