fix attach vol exception debug message
fix attach vol exception debug message

nephomaniac/eutester,sjones4/eutester,nephomaniac/nephoria,nephomaniac/nephoria,nephomaniac/eutester,nephomaniac/eutester,shaon/eutester,nagyistoce/eutester,nagyistoce/eutester,shaon/eutester,tbeckham/eutester,shaon/eutester,sjones4/eutester,sjones4/eutester,tbeckham/eutester,tbeckham/eutester,shaon/eutester,sjones4/eutester,nagyistoce/eutester,nagyistoce/eutester,tbeckham/eutester