我使用
Android支持库中的RecyclerView.在使用Android 4.1.2(API 16)的三星galaxy S2上运行时,一切正常但在Logcat中我看到了消息：
03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.isUpdated ()Z from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.isUpdated,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16775: Landroid/support/v7/widget/RecyclerView$ViewHolder;.isUpdated ()Z 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x0031 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.flagRemovedAndOffsetPosition (IIZ)V from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.flagRemovedAndOffsetPosition,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16759: Landroid/support/v7/widget/RecyclerView$ViewHolder;.flagRemovedAndOffsetPosition (IIZ)V 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x0053 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.isRemoved ()Z from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.isRemoved,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16772: Landroid/support/v7/widget/RecyclerView$ViewHolder;.isRemoved ()Z 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x0058 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.clearPayload ()V from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.clearPayload,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16754: Landroid/support/v7/widget/RecyclerView$ViewHolder;.clearPayload ()V 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x007c 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.isAdapterPositionUnkNown ()Z from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.isAdapterPositionUnkNown,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16768: Landroid/support/v7/widget/RecyclerView$ViewHolder;.isAdapterPositionUnkNown ()Z 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x0086 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.offsetPosition (IZ)V from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.offsetPosition,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16777: Landroid/support/v7/widget/RecyclerView$ViewHolder;.offsetPosition (IZ)V 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x00ad 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.shouldIgnore ()Z from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.shouldIgnore,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16786: Landroid/support/v7/widget/RecyclerView$ViewHolder;.shouldIgnore ()Z 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x00b9 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.setFlags (II)V from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.setFlags,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16782: Landroid/support/v7/widget/RecyclerView$ViewHolder;.setFlags (II)V 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x00d4 03-24 I/dalvikvm: DexOpt: illegal method access (call Landroid/support/v7/widget/RecyclerView$ViewHolder;.addChangePayload (Ljava/lang/Object;)V from Lnet/mytest/TransactionsAdapter$TransactionsAdapterViewHolder;) 03-24 I/dalvikvm: Could not find method android.support.v7.widget.RecyclerView$ViewHolder.addChangePayload,referenced from method net.mytest.TransactionsAdapter$TransactionsAdapterViewHolder.access$super 03-24 W/dalvikvm: VFY: unable to resolve virtual method 16751: Landroid/support/v7/widget/RecyclerView$ViewHolder;.addChangePayload (Ljava/lang/Object;)V 03-24 D/dalvikvm: VFY: replacing opcode 0x6f at 0x00dc
我应该担心这个消息吗？
解决方法
看看这个答案
https://stackoverflow.com/a/18600156/1852441
基本上,你没有调用正确的方法.您将不得不调用相应的“支持”方法.
例如.从v14调用getActionBar()而不是从v7调用getSupportActionBar()将导致此问题.
确保调用支持方法,此错误将消失.