当检测到无效引用时发生。
描述导致无效引用的主要原因以及修复无效引用的方法。
Describes the main causes of broken references and ways to fix them.
此类错误的典型示例是添加错误处理代码以处理NULL指针或错误的引用，却没有查出无效引用的真正原因。
A classic example of such a mistake is adding error handling code to take care of NULL Pointers or bad references without looking into the real cause of the invalid references.
输入出错，致使你错误的引用了一个无效的内部链接。
You referenced an invalid internal link by mistake because of a typo.
JIT编译器可能生成错误代码，该代码引用或尝试对无效的位置进行分支。
The JIT compiler may produce incorrect code that either references or attempts to branch to an invalid location.
引用已释放的保存点是无效的，并导致一个错误。
Any reference to a released savepoint is invalid and results in an error.
注意，删除绑定包中的一个或多个语句引用的一个列将使数据库上的包无效。
Note that dropping a column that is referenced by one or more statements in bound packages invalidates the packages on the database.
本机代码可能尝试访问具有无效输入(如过时的本地引用)或编码错误的对象。
Native code may attempt to access an object that has invalid input (such as a stale local reference) or that is coded incorrectly.
否则，可能遇到各种错误，比如服务器概要文件包含无效的连接概要文件引用，或者部署组包含无效的部署工件引用。
Otherwise, you may see various errors such as Server Profiles that contain invalid references to connection profiles or Deployment Groups that contain invalid references to deployment artifacts.
EFAULT：函数参数之一引用了无效的地址。
EFAULT — One of the function arguments refers to an invalid address.
我们需要忍受SimpleDB的分布式特性，这意味着我们有时会得到无效的用户(例如在没有推出用户但推出了引用该用户的行的时候)。
We need to live with the distributed nature of SimpleDB, which means we will have invalid users sometimes (such as when the user has not been pushed out but the row that refers to that user has).
循环引用是实体中的错误。因创建了循环引用而使文档无效时，解析器会报告错误。
Circular references are errors in entities, and your parser will happily tell you when you render your document invalid by creating one.
利用检查约束和引用约束删除无效连接。
Removing unproductive joins with informational check and referential constraints.
在SQL字符串值必须引用。你是把数据在没有引用。这是无效的SQL。
String values in SQL must be quoted. You are dumping the data in without quoting it. This is invalid SQL.
这种自动内存管理解决了两个最常见的应用程序错误：内存泄漏和无效内存引用。
This automatic memory management resolves the two most common application errors, memory leaks and invalid memory references.
此步骤通常会导致发生记录移动，从而带来以下副作用：工具保留的供将来引用的标记变为无效。
This step typically results in moving records around, with the side effect that tokens retained by the tool for future reference are invalidated.
Androidt体系收到这个引用并且用它支无效，测量和绘制这颗树。
The Android system receives this reference and USES it to invalidate, measure, and draw the tree.
如果现有查询、视图、用户定义的函数、存储过程或程序引用该表，则名称的修改将使这些对象无效。
If existing queries, views, user-defined functions, stored procedures, or programs refer to that table, the name modification will make these objects invalid.
如果变量引用的对象在另一个应用程序中，此测试无法确定该应用程序是已经终止对象还是只是使对象无效。
If the object your variable refers to is in another application, this test cannot determine whether that application has terminated or just invalidated the object.
而引用了这些视图的包在运行时也将被置于无效状态。
This means that subsequently running any package that reference these dropped views will invalidate the package.
某个语句所引用的文件的文件名或编号无效。
A statement refers to a file name or number that is not valid.
某个语句所引用的文件的文件名或编号无效。
A statement refers to a file name or number that is not valid.
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