diff --git a/egs/librispeech/ASR/.run_v3.sh.swp b/egs/librispeech/ASR/.run_v3.sh.swp
index 99130c2c2..44349fde4 100644
Binary files a/egs/librispeech/ASR/.run_v3.sh.swp and b/egs/librispeech/ASR/.run_v3.sh.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp
index 53319501a..87380b109 100644
Binary files a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp and b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
index c430ed5c1..1d0a9353d 100755
--- a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
@@ -869,9 +869,7 @@ def compute_loss(
             reduction="sum",
             use_double_scores=params.use_double_scores,
         )
-        #assert ctc_loss.requires_grad == is_training
-        ctc_loss.backward()
-        exit()
+        assert ctc_loss.requires_grad == is_training
         loss += params.ctc_loss_scale * ctc_loss
     
         info["ctc_loss"] = ctc_loss.detach().cpu().item()