here's the log cat of the project
04-23 12:29:58.959: W/ActivityThread(276): Application com.esri.arcgis.android.samples.addbingmap is waiting for the debugger on port 8100...
04-23 12:29:58.989: I/System.out(276): Sending WAIT chunk
04-23 12:29:59.229: I/dalvikvm(276): Debugger is active
04-23 12:29:59.399: I/System.out(276): Debugger has connected
04-23 12:29:59.409: I/System.out(276): waiting for debugger to settle...
04-23 12:29:59.669: I/System.out(276): waiting for debugger to settle...
04-23 12:29:59.869: I/System.out(276): waiting for debugger to settle...
04-23 12:30:00.069: I/System.out(276): waiting for debugger to settle...
04-23 12:30:00.279: I/System.out(276): waiting for debugger to settle...
04-23 12:30:00.479: I/System.out(276): waiting for debugger to settle...
04-23 12:30:00.689: I/System.out(276): waiting for debugger to settle...
04-23 12:30:00.889: I/System.out(276): waiting for debugger to settle...
04-23 12:30:01.099: I/System.out(276): waiting for debugger to settle...
04-23 12:30:01.299: I/System.out(276): waiting for debugger to settle...
04-23 12:30:01.519: I/System.out(276): debugger has settled (1325)
04-23 12:30:02.119: E/dalvikvm(276): Could not find class 'com.esri.android.map.MapView', referenced from method com.esri.arcgis.android.samples.addbingmap.AddBingMap.onCreate
04-23 12:30:02.129: W/dalvikvm(276): VFY: unable to resolve check-cast 6 (Lcom/esri/android/map/MapView

in Lcom/esri/arcgis/android/samples/addbingmap/AddBingMap;
04-23 12:30:02.129: D/dalvikvm(276): VFY: replacing opcode 0x1f at 0x000e
04-23 12:30:02.139: D/dalvikvm(276): VFY: dead code 0x0010-001f in Lcom/esri/arcgis/android/samples/addbingmap/AddBingMap;.onCreate (Landroid/os/Bundle

V
04-23 12:30:02.249: I/dalvikvm(276): Could not find method com.esri.android.map.MapView.pause, referenced from method com.esri.arcgis.android.samples.addbingmap.AddBingMap.onPause
04-23 12:30:02.249: W/dalvikvm(276): VFY: unable to resolve virtual method 6: Lcom/esri/android/map/MapView;.pause ()V
04-23 12:30:02.249: D/dalvikvm(276): VFY: replacing opcode 0x6e at 0x0005
04-23 12:30:02.249: D/dalvikvm(276): VFY: dead code 0x0008-0008 in Lcom/esri/arcgis/android/samples/addbingmap/AddBingMap;.onPause ()V
04-23 12:30:02.329: I/dalvikvm(276): Could not find method com.esri.android.map.MapView.unpause, referenced from method com.esri.arcgis.android.samples.addbingmap.AddBingMap.onResume
04-23 12:30:02.329: W/dalvikvm(276): VFY: unable to resolve virtual method 8: Lcom/esri/android/map/MapView;.unpause ()V
04-23 12:30:02.339: D/dalvikvm(276): VFY: replacing opcode 0x6e at 0x0005
04-23 12:30:02.339: D/dalvikvm(276): VFY: dead code 0x0008-0008 in Lcom/esri/arcgis/android/samples/addbingmap/AddBingMap;.onResume ()V