EClassNotFound

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Debugger Exception Notification
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Project Project1.exe raised exception class EClassNotFound with message 'Class TDataSource not found'.
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Break Continue Help
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http://stackoverflow.com/questions/483022/delphi-eclassnotfound-errors-and-corrupted-dfm-possibility-updated

http://dev.21tx.com/2005/03/29/13766.shtml

我遇到的情况，

其实是，一个TDataSource的name 为空。可能是不小心删除了。