I cannot reproduce your issue.
My step:
- $ wget https://api.ngc.nvidia.com/v2/models/nvidia/tlt_peoplenet/versions/pruned_v2.0/files/resnet18_peoplenet_pruned.etlt
- $ tlt-converter resnet18_peoplenet_pruned.etlt -k tlt_encode -o output_cov/Sigmoid,output_bbox/BiasAdd -d 3,544,960 -i nchw -e peoplenet_fp32.engine -m 64 -t fp32 -b 64
- tlt-infer detectnet_v2 -e forum_topic_159352_etlt.txt -o result_infer_its -k tlt_encode -i 1.jpg
Note, the forum_topic_159352_etlt.txt is the same as your attachment last comment.