我按照说明安装Ehlib3.6控件但总是提示
Registration procedure, Ehlibreg.Register in package c:\program files\borland\delphi7\Projects\Bpl\DclEhLib70.bpl raised exception class EFilerError: A class named TPreviewBox already exists.这是怎么回事?
Registration procedure, Ehlibreg.Register in package c:\program files\borland\delphi7\Projects\Bpl\DclEhLib70.bpl raised exception class EFilerError: A class named TPreviewBox already exists.这是怎么回事?
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