SME context null in BackupAgentHelper

During Proguard/compilation fixing. Collectionsita opens but as soon as you go into a sheet music collection (on GNex):

05-05 17:22:02.503: V/IntentResolver(193): Resolving type null scheme null of intent Intent { act=net.lp.collectionista.IS_PAID_AND_AD_FREE flg=0x8 }
05-05 17:22:02.503: V/IntentResolver(193): Action list: [ActivityIntentInfo{42382de0 net.lp.collectionista.ui.activities.collections.sheet_music.SheetMusicCollectionEditWindow}]
05-05 17:22:02.503: V/IntentResolver(193): Matching against filter ActivityIntentInfo{42382de0 net.lp.collectionista.ui.activities.collections.sheet_music.SheetMusicCollectionEditWindow}
05-05 17:22:02.503: V/IntentResolver(193): Filter matched! match=0x108000
05-05 17:22:02.503: V/IntentResolver(193): Final result list:
05-05 17:22:02.503: V/IntentResolver(193): ResolveInfo{422c1288 net.lp.collectionista.ui.activities.collections.sheet_music.SheetMusicCollectionEditWindow p=0 o=0 m=0x108000}
05-05 17:22:02.511: I/Collectionista admanager(31797): Constructed ad request, keywords: ([manager, android, Collectionista, manage, rack, collection, ebook, cover, collections manager, read, shelf, listen, Discogs, music, Google Books, item, CD, library, book, case, collect])
05-05 17:22:02.519: D/activities SheetMusicCollectionViewWindow(31797): Binding. true
05-05 17:22:02.519: I/activities SheetMusicCollectionViewWindow(31797): before onCreate: content://net.lp.collectionista.products/collections/4 DEFAULT_SORT_ORDER: name DESC
05-05 17:22:02.535: D/Collectionista AnalyticsUtils(31797): Initializing Analytics
05-05 17:22:02.535: V/ActivityThread(31797): handleCreateBackupAgent: CreateBackupAgentData{appInfo=ApplicationInfo{416a68d0 net.lp.collectionista} backupAgent=net.lp.collectionista.util.BackupAgent mode=0}
05-05 17:22:02.535: V/ActivityThread(31797): Initializing agent class net.lp.collectionista.util.BackupAgent
05-05 17:22:02.574: D/AndroidRuntime(31797): Shutting down VM
05-05 17:22:02.574: W/dalvikvm(31797): threadid=1: thread exiting with uncaught exception (group=0x40a441f8)
05-05 17:22:02.574: E/ActivityThread(31797): Agent threw during creation: java.lang.NullPointerException
05-05 17:22:02.574: E/AndroidRuntime(31797): FATAL EXCEPTION: main
05-05 17:22:02.574: E/AndroidRuntime(31797): java.lang.RuntimeException: Unable to create BackupAgent net.lp.collectionista.util.BackupAgent: java.lang.NullPointerException
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.ActivityThread.handleCreateBackupAgent(ActivityThread.java:2199)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.ActivityThread.access$2300(ActivityThread.java:123)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1242)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.os.Handler.dispatchMessage(Handler.java:99)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.os.Looper.loop(Looper.java:137)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.ActivityThread.main(ActivityThread.java:4424)
05-05 17:22:02.574: E/AndroidRuntime(31797): at java.lang.reflect.Method.invokeNative(Native Method)
05-05 17:22:02.574: E/AndroidRuntime(31797): at java.lang.reflect.Method.invoke(Method.java:511)
05-05 17:22:02.574: E/AndroidRuntime(31797): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
05-05 17:22:02.574: E/AndroidRuntime(31797): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
05-05 17:22:02.574: E/AndroidRuntime(31797): at dalvik.system.NativeStart.main(Native Method)
05-05 17:22:02.574: E/AndroidRuntime(31797): Caused by: java.lang.NullPointerException
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.backup.FileBackupHelper.<init>(FileBackupHelper.java:57)
05-05 17:22:02.574: E/AndroidRuntime(31797): at net.lp.collectionista.util.BackupAgent.onCreate(Collectionista:68)
05-05 17:22:02.574: E/AndroidRuntime(31797): at android.app.ActivityThread.handleCreateBackupAgent(ActivityThread.java:2178)
05-05 17:22:02.574: E/AndroidRuntime(31797): ... 10 more
05-05 17:22:02.581: W/ActivityManager(193): Force finishing activity net.lp.collectionista.ext.sheet_music/net.lp.collectionista.ui.activities.collections.sheet_music.SheetMusicCollectionViewWindow
05-05 17:22:02.605: W/ActivityManager(193): Force finishing activity net.lp.collectionista/.ui.activities.CollectionsListWindow
05-05 17:22:02.769: D/Collectionista AnalyticsUtils(31797): Analytics trackPageView: /net.lp.collectionista.ui.activities.collections.sheet_music.SheetMusicCollectionViewWindow/ sheet music

I think it's the special this.getApplicationContext() that might be null. Only for SME.