Program: 34127
Project: 34127
Buggy source:
@Override public boolean onLongClick(View v){
  if (Resources.getSystem().getString(android.R.string.paste).equals(text.getText().toString())) {
    if (pref.getBoolean("String_Node_Str",false))     Etextview.onTextContextMenuItem(android.R.id.paste);
 else {
      Open(text.getContext());
      final int start=Etextview.getSelectionStart();
      final int end=Etextview.getSelectionEnd();
      mClipboardManager=(ClipboardManager)Ectx.getSystemService(Context.CLIPBOARD_SERVICE);
      mOnPrimaryClipChangedListener=new ClipboardManager.OnPrimaryClipChangedListener(){
        @Override public void onPrimaryClipChanged(){
          if (mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).toString().equals("String_Node_Str")) {
            try {
              mClipboardManager.removePrimaryClipChangedListener(mOnPrimaryClipChangedListener);
            }
 catch (            Exception e1) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e1.printStackTrace();
            }
          }
 else {
            try {
              Etextview.setText(Etextview.getText().subSequence(0,start).toString() + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).toString() + Etextview.getText().subSequence(end,Etextview.getText().length()).toString());
              Selection.setSelection((Spannable)Etextview.getText(),start + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).length());
            }
 catch (            Throwable e) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e.printStackTrace();
            }
          }
        }
      }
;
      mClipboardManager.addPrimaryClipChangedListener(mOnPrimaryClipChangedListener);
    }
    return true;
  }
 else {
    Toast.makeText(text.getContext(),"String_Node_Str" + text.getText().toString(),Toast.LENGTH_SHORT).show();
    return false;
  }
}

Fixed version (ground truth):
@Override public boolean onLongClick(View v){
  if (Resources.getSystem().getString(android.R.string.paste).equals(text.getText().toString())) {
    if (pref.getBoolean("String_Node_Str",false))     Etextview.onTextContextMenuItem(android.R.id.paste);
 else {
      Open(text.getContext());
      start=Etextview.getSelectionStart();
      end=Etextview.getSelectionEnd();
      mClipboardManager=(ClipboardManager)Ectx.getSystemService(Context.CLIPBOARD_SERVICE);
      mOnPrimaryClipChangedListener=new ClipboardManager.OnPrimaryClipChangedListener(){
        @Override public void onPrimaryClipChanged(){
          if (mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).toString().equals("String_Node_Str")) {
            try {
              mClipboardManager.removePrimaryClipChangedListener(mOnPrimaryClipChangedListener);
            }
 catch (            Exception e1) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e1.printStackTrace();
            }
          }
 else           if (pref.getBoolean("String_Node_Str",false)) {
            try {
              mClipboardManager.removePrimaryClipChangedListener(mOnPrimaryClipChangedListener);
            }
 catch (            Exception e1) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e1.printStackTrace();
            }
            try {
              Etextview.setText(Etextview.getText().subSequence(0,start).toString() + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).toString() + Etextview.getText().subSequence(end,Etextview.getText().length()).toString());
              Selection.setSelection((Spannable)Etextview.getText(),start + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).length());
            }
 catch (            Throwable e) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e.printStackTrace();
            }
          }
 else {
            try {
              Etextview.setText(Etextview.getText().subSequence(0,start).toString() + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).toString() + Etextview.getText().subSequence(end,Etextview.getText().length()).toString());
              Selection.setSelection((Spannable)Etextview.getText(),start + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).length());
              start=start + mClipboardManager.getPrimaryClip().getItemAt(0).coerceToText(Ectx).length();
              end=start;
            }
 catch (            Throwable e) {
              Toast.makeText(Ectx,"String_Node_Str",Toast.LENGTH_SHORT).show();
              e.printStackTrace();
            }
          }
        }
      }
;
      mClipboardManager.addPrimaryClipChangedListener(mOnPrimaryClipChangedListener);
    }
    return true;
  }
 else {
    Toast.makeText(text.getContext(),"String_Node_Str" + text.getText().toString(),Toast.LENGTH_SHORT).show();
    return false;
  }
}