V3145. Unsafe dereference of a WeakReference target. The object could have been garbage collected before the 'Target' property was accessed.
V3145 Unsafe dereference of a WeakReference target, consider inspecting info.Target. The object could have been garbage collected between checking 'IsAlive' and accessing the 'Target' property. FadeAnimation.cs 84
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public class RadFadeAnimation : RadAnimation
{
....
protected internal override void
ApplyAnimationValues(PlayAnimationInfo info)
{
....
if (info.Target.Opacity != opacity)
{
info.Target.Opacity = opacity;
}
....
}
....
}
public class PlayAnimationInfo
{
....
private WeakReference target;
....
public PlayAnimationInfo(Storyboard storyboard,
RadAnimation animation,
UIElement target)
{
....
this.target = new WeakReference(target);
....
}
....
public UIElement Target
{
get
{
if (this.target.IsAlive)
{
return this.target.Target as UIElement;
}
return null;
}
}
....
}
Similar errors can be found in some other places:
