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发送弹幕时而会出现java.lang.NullPointerException, #215

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s7655120 opened this issue Jul 11, 2016 · 6 comments
Open

发送弹幕时而会出现java.lang.NullPointerException, #215

s7655120 opened this issue Jul 11, 2016 · 6 comments

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@s7655120
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java.lang.NullPointerException
at master.flame.danmaku.danmaku.model.android.AndroidDisplayer.draw(AndroidDisplayer.java:276)
at master.flame.danmaku.danmaku.model.BaseDanmaku.draw(BaseDanmaku.java:204)
at master.flame.danmaku.danmaku.renderer.android.DanmakuRenderer.draw(DanmakuRenderer.java:125)
at master.flame.danmaku.controller.DrawTask.drawDanmakus(DrawTask.java:341)
at master.flame.danmaku.controller.DrawTask.draw(DrawTask.java:232)
at master.flame.danmaku.controller.CacheManagingDrawTask.draw(CacheManagingDrawTask.java:113)
at master.flame.danmaku.controller.DrawHandler.draw(DrawHandler.java:614)
at master.flame.danmaku.ui.widget.DanmakuSurfaceView.drawDanmakus(DanmakuSurfaceView.java:273)
at master.flame.danmaku.controller.DrawHandler$2.run(DrawHandler.java:402)

发送弹幕偶尔会出现这样因绘制而出现的空指针,使用的弹幕库版本为0.4.6
求讲解如何解决此问题

@ctiao
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ctiao commented Jul 11, 2016

使用最新版本测试下

@s7655120
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最新版本也会有这个问题,有的时候问题还比较奇怪,同一台设备出现了这个问题后,卸载重新安装问题就不出现了 ,暂时也没什么规律可言,请问有办法解决吗 @ctiao 好像这个问题也贯穿了好多个版本了

@ctiao
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ctiao commented Aug 31, 2016

嗯,这个是多线程导致的问题,并且在使用surfaceview情况下比较容易出现
建议先使用DanmakuView

@zourb
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zourb commented Oct 27, 2016

@ctiao 这个崩溃在Android TV上崩溃率挺高的,能尽快解决吗,或者有什么方法可以规避呢

@zourb
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zourb commented Oct 27, 2016

@ctiao 而且Android TV的版本现在用的就是DanmakuView,不是SurfaceView,仍然出现不少的NPE崩溃

@wwzlp
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wwzlp commented Jul 26, 2017

我这变也经常无规律空指针 使用的是最新版本 surfaceview

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