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Thread: QWidget::metric:Invalid metric command

  1. #1
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    Default QWidget::metric:Invalid metric command

    Hi all,
    I meet an "QWidget::metric:Invalid metric command" error when I run my program.
    why? Thanks!

  2. #2
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    Default Re: QWidget::metric:Invalid metric command

    can you show us your code?
    Qt Assistant -- rocks!
    please, use tags [CODE] & [/CODE].

  3. #3
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    Default Re: QWidget::metric:Invalid metric command

    Hi all,
    I have solved this problem. The reson maybe is that I declare some virtual functions in base class and sub-class, but I do not declare virtual destructor, maybe some memory do not release. So I declare virtual destructor in both base class and sub-class.

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