diff --git a/extern/sector-storage/manager_post.go b/extern/sector-storage/manager_post.go
index 2ce02e96e..55b6168e8 100644
--- a/extern/sector-storage/manager_post.go
+++ b/extern/sector-storage/manager_post.go
@@ -162,14 +162,14 @@ func (m *Manager) generateWindowPoSt(ctx context.Context, minerID abi.ActorID, s
 			}
 
 			p, sk, err := m.generatePartitionWindowPost(cctx, spt, ppt, minerID, int(partIdx), sectors, randomness)
+			if len(sk) > 0 {
+				log.Errorf("generateWindowPost part:%d, skipped:%d, err: %+v", partIdx, len(sk), err)
+				flk.Lock()
+				skipped = append(skipped, sk...)
+				flk.Unlock()
+			}
 			if err != nil {
 				retErr = multierror.Append(retErr, xerrors.Errorf("partitionCount:%d err:%+v", partIdx, err))
-				if len(sk) > 0 {
-					log.Errorf("generateWindowPost groupCount:%d, skipped:%d, err: %+v", partIdx, len(sk), err)
-					flk.Lock()
-					skipped = append(skipped, sk...)
-					flk.Unlock()
-				}
 				return
 			}
 
@@ -186,7 +186,6 @@ func (m *Manager) generateWindowPoSt(ctx context.Context, minerID abi.ActorID, s
 
 	if len(skipped) > 0 {
 		log.Warnf("GenerateWindowPoSt get skipped: %d", len(skipped))
-		return out, skipped, retErr
 	}
 
 	out = append(out, *postProofs)
diff --git a/extern/sector-storage/worker_local.go b/extern/sector-storage/worker_local.go
index 88c3be2df..b9f1e1b99 100644
--- a/extern/sector-storage/worker_local.go
+++ b/extern/sector-storage/worker_local.go
@@ -560,7 +560,7 @@ func (l *LocalWorker) GenerateWindowPoSt(ctx context.Context, ppt abi.Registered
 	var wg sync.WaitGroup
 	wg.Add(len(sectors))
 
-	vproofs := make([][]byte, len(sectors))
+	vproofs := make([][]byte, 0, len(sectors))
 
 	for i, s := range sectors {
 		go func(i int, s storiface.PostSectorChallenge) {
@@ -575,18 +575,14 @@ func (l *LocalWorker) GenerateWindowPoSt(ctx context.Context, ppt abi.Registered
 					Number: s.SectorNumber,
 				})
 				slk.Unlock()
-				log.Errorf("get sector: %d, vanilla: %s, offset: %d", s.SectorNumber, vanilla)
+				log.Errorf("get sector: %d, vanilla: %s, err: %s", s.SectorNumber, vanilla, err)
 				return
 			}
-			vproofs[i] = vanilla
+			vproofs = append(vproofs, vanilla)
 		}(i, s)
 	}
 	wg.Wait()
 
-	if len(skipped) > 0 {
-		panic("todo") // big TODO
-	}
-
 	res, err := sb.GenerateWindowPoStWithVanilla(ctx, ppt, mid, randomness, vproofs, partitionIdx)
 
 	return storiface.WindowPoStResult{