diff --git a/onnxruntime/core/graph/contrib_ops/contrib_defs.cc b/onnxruntime/core/graph/contrib_ops/contrib_defs.cc
index 09a4a77780..25b1e08bde 100644
--- a/onnxruntime/core/graph/contrib_ops/contrib_defs.cc
+++ b/onnxruntime/core/graph/contrib_ops/contrib_defs.cc
@@ -3360,6 +3360,7 @@ void RegisterContribSchemas() {
            "tensor(int16)",
            "tensor(int32)",
            "tensor(int64)",
+           "tensor(bool)",
            "tensor(uint8)",
            "tensor(uint16)",
            "tensor(uint32)",
diff --git a/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.cc b/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.cc
index 6aba51728a..bedc2e9406 100644
--- a/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.cc
+++ b/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.cc
@@ -53,27 +53,6 @@ const std::filesystem::path& GetModelPath(const GraphViewer& graph_viewer) {
   return main_graph.ModelPath();
 }
 
-/*
- * Update ep_cache_context attribute of the EP context node with the given engine binary data
- */
-void UpdateCtxNodeModelEngineContext(ONNX_NAMESPACE::ModelProto* model_proto,
-                                     char* engine_data,
-                                     size_t size) {
-  ONNX_NAMESPACE::GraphProto* graph_proto = model_proto->mutable_graph();
-  ONNX_NAMESPACE::NodeProto* node_proto = graph_proto->mutable_node(0);
-
-  for (int i = 0; i < node_proto->attribute_size(); ++i) {
-    ONNX_NAMESPACE::AttributeProto* attribute_proto = node_proto->mutable_attribute(i);
-    if (attribute_proto->name() == EP_CACHE_CONTEXT) {
-      std::string engine_data_str = "";
-      if (size > 0) {
-        engine_data_str.assign(engine_data, size);
-      }
-      attribute_proto->set_s(engine_data_str);
-    }
-  }
-}
-
 /*
  * Create "EP context node" model where engine information is embedded
  */
@@ -138,7 +117,8 @@ std::unique_ptr<Model> CreateCtxModel(const GraphViewer& graph_viewer,
 
   // Create EP context node
   graph_build.AddNode(fused_subgraph_name, EPCONTEXT_OP, "", inputs, outputs, node_attributes.get(), EPCONTEXT_OP_DOMAIN);
-  ORT_ENFORCE(graph_build.Resolve().IsOK());
+  auto status = graph_build.Resolve();
+  ORT_ENFORCE(status.IsOK(), status.ErrorMessage());
 
   return model_build;
 }
@@ -209,17 +189,6 @@ std::string GetCtxModelPath(const std::string& ep_context_file_path,
   return ctx_model_path;
 }
 
-/*
- * Dump "EP context" model
- *
- */
-void DumpCtxModel(ONNX_NAMESPACE::ModelProto* model_proto,
-                  const std::string& ctx_model_path) {
-  std::fstream dump(ctx_model_path, std::ios::out | std::ios::trunc | std::ios::binary);
-  model_proto->SerializeToOstream(dump);
-  LOGS_DEFAULT(VERBOSE) << "[TensorRT EP] Dumped " + ctx_model_path;
-}
-
 bool IsAbsolutePath(const std::string& path_string) {
 #ifdef _WIN32
   onnxruntime::PathString ort_path_string = onnxruntime::ToPathString(path_string);
diff --git a/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.h b/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.h
index fb2ceb3bf7..8691d40d5d 100644
--- a/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.h
+++ b/onnxruntime/core/providers/tensorrt/onnx_ctx_model_helper.h
@@ -41,11 +41,6 @@ std::string GetCtxModelPath(const std::string& ep_context_file_path,
                             const std::string& original_model_path);
 bool IsAbsolutePath(const std::string& path_string);
 bool IsRelativePathToParentPath(const std::string& path_string);
-void DumpCtxModel(ONNX_NAMESPACE::ModelProto* model_proto,
-                  const std::string& ctx_model_path);
-void UpdateCtxNodeModelEngineContext(ONNX_NAMESPACE::ModelProto* model_proto,
-                                     char* engine_data,
-                                     size_t size);
 
 class TensorRTCacheModelHandler {
  public:
diff --git a/onnxruntime/core/providers/tensorrt/tensorrt_execution_provider.cc b/onnxruntime/core/providers/tensorrt/tensorrt_execution_provider.cc
index 1db58b9f6a..b0df60815e 100644
--- a/onnxruntime/core/providers/tensorrt/tensorrt_execution_provider.cc
+++ b/onnxruntime/core/providers/tensorrt/tensorrt_execution_provider.cc
@@ -3848,10 +3848,9 @@ Status TensorrtExecutionProvider::CreateNodeComputeInfoFromGraph(const GraphView
         }
       }
 
-      // dump ep context model
+      // Give a warning that ep context need to be regenerated
       if (dump_ep_context_model_ && ep_context_embed_mode_) {
-        UpdateCtxNodeModelEngineContext(model_proto_.get(), reinterpret_cast<char*>(serialized_engine->data()), serialized_engine->size());
-        DumpCtxModel(model_proto_.get(), ctx_model_path_);
+        LOGS_DEFAULT(WARNING) << "Engine was updated during inference due to dynamic input changed change. Please regenerate EP context model.";
       }
       context_update = true;