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java.lang.NullPointerException at org.tomdroid.sync.SyncService.sendMessage(SyncService.java:519) at org.tomdroid.sync.sd.SdCardSyncService.access$300(SdCardSyncService.java:47) at org.tomdroid.sync.sd.SdCardSyncService$Worker.run(SdCardSyncService.java:220) at org.tomdroid.sync.SyncService$1.run(SyncService.java:156) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569) at java.lang.Thread.run(Thread.java:856)