Can't perform Sync (onPerformSync is not called)

Question

I follow this title Why does ContentResolver.requestSync not trigger a sync? but Sync method does not appear in Account&Sync in Setting screen. I think that onPerformSync() is not called. I try to debug but no error log found. Here are my code : syncAdapter.xml ``` <sync-adapter xmlns:android="http://schemas.android.com/apk/res/android" android:accountType="@string/ACCOUNT_TYPE" android:contentAuthority="@string/AUTHORITY" android:userVisible="true" android:isAlwaysSyncable="true" ``` /> SyncService.java ``` public class CalendarSyncService extends Service{ private static SyncAdapterImpl sSyncAdapter = null; private static String list_event_ids; private static Requestor requestor; public void onCreate(){ super.onCreate (); if (sSyncAdapter == null) sSyncAdapter = new SyncAdapterImpl(this); } @Override public IBinder onBind(Intent arg0) { // TODO Auto-generated method stub return sSyncAdapter.getSyncAdapterBinder(); } public class SyncAdapterImpl extends AbstractThreadedSyncAdapter { C…

Accepted Answer

Sometimes this method won't be called due to similar sync in progress. You can check it and cancel with following code:

```
if (ContentResolver.isSyncPending(yourAccount, yourAuthority)  ||
    ContentResolver.isSyncActive(yourAccount, yourAuthority)) {
  Log.i("ContentResolver", "SyncPending, canceling");
  ContentResolver.cancelSync(yourAccount, yourAuthority);
}
```

Can't perform Sync (onPerformSync is not called)

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