Segmentation Error DS 7.1

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• Hardware (T4/V100/Xavier/Nano/etc) : 4070 ti
• Network Type (Detectnet_v2/Faster_rcnn/Yolo_v4/LPRnet/Mask_rcnn/Classification/etc) : LPRNet
Hi @Morganh . I’m trying to run LPRNet as sgie2. It works fine in DS6.3. However when I switched to DS 7.1 it’s giving the below error:

(gdb) bt
#0  0x00007fffe81e9047 in NvDsInferParseCustomNVPlate ()
    at /home/eegrab/c++/deepstream/anpr_kp_spd_demo/nvinfer_custom_lpr_parser/libnvdsinfer_custom_impl_lpr.so
#1  0x00007fffe9d55162 in nvdsinfer::ClassifyPostprocessor::fillClassificationOutput(std::vector<NvDsInferLayerInfo, std::allocator<NvDsInferLayerInfo> > const&, NvDsInferClassificationOutput&) () at ///opt/nvidia/deepstream/deepstream-7.1/lib/libnvds_infer.so
#2  0x00007fffe9d33247 in nvdsinfer::ClassifyPostprocessor::parseEachBatch(std::vector<NvDsInferLayerInfo, std::allocator<NvDsInferLayerInfo> > const&, NvDsInferFrameOutput&) () at ///opt/nvidia/deepstream/deepstream-7.1/lib/libnvds_infer.so
#3  0x00007fffe9d3a72a in nvdsinfer::InferPostprocessor::postProcessHost(nvdsinfer::NvDsInferBatch&, NvDsInferContextBatchOutput&) ()
    at ///opt/nvidia/deepstream/deepstream-7.1/lib/libnvds_infer.so
#4  0x00007fffe9d353a8 in nvdsinfer::NvDsInferContextImpl::dequeueOutputBatch(NvDsInferContextBatchOutput&) ()
    at ///opt/nvidia/deepstream/deepstream-7.1/lib/libnvds_infer.so
#5  0x00007fffe9dcfd0d in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/deepstream/libnvdsgst_infer.so
#6  0x00007ffff7ccdab1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ffff5294ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007ffff5326850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:8

I’m using the pretrained us_lprnet_baseline18_deployable.etlt.
Do I need to install tao-toolkit?
Any help is highly appreciated.

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