java.lang.Throwable: Explicit termination method 'end' not called
at dalvik.system.CloseGuard.open(CloseGuard.java:180)
at java.util.zip.Deflater.<init>(Deflater.java:171)
at kellinwood.zipio.ZioEntryOutputStream.<init>(ZioEntryOutputStream.java:35)
at kellinwood.zipio.ZioEntry.getOutputStream(ZioEntry.java:482)
at kellinwood.security.zipsigner.ZipSigner.signZip(ZipSigner.java:759)
at kellinwood.security.zipsigner.ZipSigner.signZip(ZipSigner.java:664)
at org.fdroid.fdroid.localrepo.LocalRepoKeyStore.signZip(LocalRepoKeyStore.java:213)
at org.fdroid.fdroid.localrepo.LocalRepoManager.writeIndexJar(LocalRepoManager.java:492)
at org.fdroid.fdroid.views.swap.SwapWorkflowActivity$PrepareSwapRepo.doInBackground(SwapWorkflowActivity.java:759)
at org.fdroid.fdroid.views.swap.SwapWorkflowActivity$PrepareSwapRepo.doInBackground(SwapWorkflowActivity.java:709)
at android.os.AsyncTask$2.call(AsyncTask.java:304)
at java.util.concurrent.FutureTask.run(FutureTask.java:237)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
at java.lang.Thread.run(Thread.java:761)
E StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.