Downcast from GlobalVar to Op failed

Input_model : /trained_model/yolov3_trained.onnx Loaded ONNX model Loaded ONNX model to TVM relay Traceback (most recent call last): File “main.py”, line 51, in onnx_to_tvm_acl(args[“input_file”], args[“output_file”]) File “/src/onnx_to_tvm_acl.py”, line 29, in onnx_to_tvm_acl lib = relay.build(mod, target=target) File “/tvm/python/tvm/relay/build_module.py”, line 438, in build graph_json, runtime_mod, params = bld_mod.build( File “/tvm/python/tvm/relay/build_module.py”, line 161, in build self._build( File “/tvm/python/tvm/_ffi/_ctypes/packed_func.py”, line 237, in call raise get_last_ffi_error() tvm._ffi.base.TVMError: Traceback (most recent call last): 14: TVMFuncCall 13: _ZN3tvm7runtime13PackedFuncObj9ExtractorINS0_16P 12: tvm::relay::backend::RelayBuildModule::GetFunction(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&, tvm::runtime::ObjectPtrtvm::runtime::Object const&)::{lambda(tvm::runtime::TVMArgs, tvm::runtime::TVMRetValue*)#3}::operator()(tvm::runtime::TVMArgs, tvm::runtime::TVMRetValue*) const 11: tvm::relay::backend::RelayBuildModule::BuildRelay(tvm::IRModule, tvm::runtime::String const&) 10: tvm::relay::backend::RelayBuildModule::OptimizeImpl(tvm::IRModule) 9: tvm::transform::Pass::operator()(tvm::IRModule) const 8: tvm::transform::Pass::operator()(tvm::IRModule, tvm::transform::PassContext const&) const 7: tvm::transform::SequentialNode::operator()(tvm::IRModule, tvm::transform::PassContext const&) const 6: tvm::transform::Pass::operator()(tvm::IRModule, tvm::transform::PassContext const&) const 5: tvm::relay::transform::FunctionPassNode::operator()(tvm::IRModule, tvm::transform::PassContext const&) const 4: ZN3tvm7runtime13PackedFuncObj9ExtractorINS0_16PackedFuncSubObjIZNS0_15TypedPackedFuncIFNS_5relay8FunctionES6_NS_8IRModuleENS_9transform11PassContextEEE17AssignTypedLambdaIZNS5_9transform21CombineParallelConv2DEmEUlS6_S7_S9_E_EEvT_EUlRKNS0_7TVMArgsEPNS0_11TVMRetValueEE_EEE4CallEPKS1_SG_SK 3: tvm::relay::CombineParallelConv2D(tvm::RelayExpr const&, unsigned long) 2: tvm::relay::ParallelOpCombiner::Combine(tvm::RelayExpr const&) 1: tvm::relay::BranchGroupFinder::Find(tvm::RelayExpr const&) 0: tvm::relay::BranchGroupFinder::CreateBranch(tvm::relay::CallNode const*) File “/tvm/include/tvm/runtime/object.h”, line 893 TVMError:

An error occurred during the execution of TVM. For more information, please see: Handle TVM Errors — tvm 0.16.dev0 documentation

Check failed: (ref->template IsInstance()) is false: Downcast from GlobalVar to Op failed.