diff --git a/train.py b/train.py
index ec592567..b2447ae8 100644
--- a/train.py
+++ b/train.py
@@ -212,6 +212,7 @@ def train():
     torch_utils.model_info(model, report='summary')  # 'full' or 'summary'
     nb = len(dataloader)
     maps = np.zeros(nc)  # mAP per class
+    # torch.autograd.set_detect_anomaly(True)
     results = (0, 0, 0, 0, 0, 0, 0)  # 'P', 'R', 'mAP', 'F1', 'val GIoU', 'val Objectness', 'val Classification'
     t0 = time.time()
     print('Starting %s for %g epochs...' % ('prebias' if opt.prebias else 'training', epochs))