diff --git a/paddle/fluid/platform/device/ipu/CMakeLists.txt b/paddle/fluid/platform/device/ipu/CMakeLists.txt
index f64845c4d57c9b..5f711937a8098b 100644
--- a/paddle/fluid/platform/device/ipu/CMakeLists.txt
+++ b/paddle/fluid/platform/device/ipu/CMakeLists.txt
@@ -1,20 +1,8 @@
 IF(WITH_IPU)
   FILE(GLOB POPART_CANONICALIZATION_SRC ${PADDLE_SOURCE_DIR}/paddle/fluid/platform/device/ipu/popart_canonicalization/*.cc)
-
-  set(POPART_PATTERNS_SRC
-    ""
-  )
-
-  set(POPART_OPERATORS_SRC
-    ""
-  )
-
   list(APPEND PADDLE_IPU_SRC ${POPART_CANONICALIZATION_SRC})
-  list(APPEND PADDLE_IPU_SRC ${POPART_PATTERNS_SRC})
-  list(APPEND PADDLE_IPU_SRC ${POPART_OPERATORS_SRC})
   set(PADDLE_IPU_LIB "${CMAKE_CURRENT_BINARY_DIR}/libpaddle_ipu.so" CACHE STRING "")
   set(PADDLE_IPU_LIB_DIR "${CMAKE_CURRENT_BINARY_DIR}" CACHE STRING "")
-
   set(IPU_BACKEND_SRC
     "ipu_device.cc"
     "ipu_strategy.cc"
diff --git a/paddle/fluid/platform/device/ipu/ipu_compiler.cc b/paddle/fluid/platform/device/ipu/ipu_compiler.cc
index b0b924e0fcb5a4..8bedca5c0b82fc 100644
--- a/paddle/fluid/platform/device/ipu/ipu_compiler.cc
+++ b/paddle/fluid/platform/device/ipu/ipu_compiler.cc
@@ -33,7 +33,10 @@ popart::AdamMode AdamModeFromStr(const std::string& str) {
   } else if (str == "lamb") {
     return popart::AdamMode::Lamb;
   } else {
-    PADDLE_THROW(platform::errors::InvalidArgument("Uknown AdamMode: %s", str));
+    PADDLE_THROW(platform::errors::InvalidArgument(
+        "Uknown AdamMode: %s, AdamMode must be one of these values: adam, "
+        "adamax or lamb",
+        str));
   }
 }
 
@@ -47,8 +50,10 @@ popart::AdaptiveMode AdaptiveModeFromStr(const std::string& str) {
   } else if (str == "centered_rmsprop") {
     return popart::AdaptiveMode::CenteredRMSProp;
   } else {
-    PADDLE_THROW(
-        platform::errors::InvalidArgument("Uknown AdaptiveMode: %s", str));
+    PADDLE_THROW(platform::errors::InvalidArgument(
+        "Uknown AdaptiveMode: %s, AdaptiveMode must be one of these values: "
+        "adadelta, adagrad, rmsprop or centered_rmsprop",
+        str));
   }
 }
 
@@ -58,8 +63,10 @@ popart::WeightDecayMode WeightDecayModeFromStr(const std::string& str) {
   } else if (str == "l2_regularization") {
     return popart::WeightDecayMode::L2Regularization;
   } else {
-    PADDLE_THROW(
-        platform::errors::InvalidArgument("Uknown WeightDecayMode: %s", str));
+    PADDLE_THROW(platform::errors::InvalidArgument(
+        "Uknown WeightDecayMode: %s, WeightDecayMode must be decay or "
+        "l2_regularization",
+        str));
   }
 }
 
@@ -215,8 +222,10 @@ void Compiler::LowerBody(const Graph* graph) {
       if (itr != name_function_.end()) {
         itr->second(node->Op());
       } else {
-        PADDLE_THROW(
-            platform::errors::NotFound("%s is not registered", op_type));
+        PADDLE_THROW(platform::errors::NotFound(
+            "%s is not registered, please check for unsupported operators for "
+            "running on IPU",
+            op_type));
       }
     }
   }
@@ -250,9 +259,11 @@ void Compiler::InitOutputs(const std::vector<std::string>& fetch_list) {
   for (const auto& fetch_name : fetch_list) {
     fetch_list_.push_back(fetch_name);
     auto tensor = resources_->tensors.find(fetch_name);
-    PADDLE_ENFORCE_NE(tensor, resources_->tensors.end(),
-                      platform::errors::NotFound(
-                          "output tensor %s does not exist.", fetch_name));
+    PADDLE_ENFORCE_NE(
+        tensor, resources_->tensors.end(),
+        platform::errors::NotFound(
+            "Output tensor %s is not found, please check the model.",
+            fetch_name));
     VLOG(10) << "fetch_name= " << fetch_name;
     VLOG(10) << "popart output tensor id = " << tensor->second;
     builder_->addOutputTensor(tensor->second);
diff --git a/paddle/fluid/platform/device/ipu/ipu_device.cc b/paddle/fluid/platform/device/ipu/ipu_device.cc
index 78e291bd47b673..cd2a628c9abe2b 100644
--- a/paddle/fluid/platform/device/ipu/ipu_device.cc
+++ b/paddle/fluid/platform/device/ipu/ipu_device.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/platform/device/ipu/ipu_utils.h b/paddle/fluid/platform/device/ipu/ipu_utils.h
index a306d579244fe0..3cd7115b5ebf3a 100644
--- a/paddle/fluid/platform/device/ipu/ipu_utils.h
+++ b/paddle/fluid/platform/device/ipu/ipu_utils.h
@@ -29,14 +29,14 @@ namespace paddle {
 namespace platform {
 namespace ipu {
 
-using platform::float16;
-using framework::Tensor;
-using framework::LoDTensor;
-using framework::Scope;
-using framework::OpDesc;
-using framework::ir::Graph;
-using framework::ir::Node;
-using framework::BlockDesc;
+using float16 = platform::float16;
+using Tensor = framework::Tensor;
+using LoDTensor = framework::LoDTensor;
+using Scope = framework::Scope;
+using OpDesc = framework::OpDesc;
+using Graph = framework::ir::Graph;
+using Node = framework::ir::Node;
+using BlockDesc = framework::BlockDesc;
 
 // onnx dtype
 // https://github.com/onnx/onnx/blob/master/onnx/onnx-ml.proto3
diff --git a/paddle/fluid/platform/device/ipu/supported_ops_custom.h b/paddle/fluid/platform/device/ipu/supported_ops_custom.h
index b52230de53b5e2..02d215433c5eeb 100644
--- a/paddle/fluid/platform/device/ipu/supported_ops_custom.h
+++ b/paddle/fluid/platform/device/ipu/supported_ops_custom.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -17,3 +17,5 @@
 #pragma once
 
 OP_DECL(popart_nllloss_v2, aiGraphcoreOpset.nllloss, SIG_ARG(INT32,popart::ReductionType,reduction) OPT_ARG(INT32,ignoreIndex) ARG(BOOL,inputIsLogProbability) ) // NOLINT
+
+// clang-format on