QPainter::begin: Paint device returned engine == 0, type: 3
摘要：1. 当页面消息比较多时候，会报错 QPainter::begin: Paint device returned engine == 0, type: 3 QPainter::setCompositionMode: Painter not active QPainter::end: Painter
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2021-01-13 15:51
刘达人186
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