diff --git a/.github/workflows/_IXUCA.yml b/.github/workflows/_IXUCA.yml
index 4969ca7b45..ed53bfa3fd 100644
--- a/.github/workflows/_IXUCA.yml
+++ b/.github/workflows/_IXUCA.yml
@@ -89,6 +89,7 @@ jobs:
           mkdir -p PaddleCustomDevice/Paddle/third_party/mklml/Linux
           curl -o PaddleCustomDevice/Paddle/third_party/mklml/Linux/csrmm_mklml_lnx_2019.0.5.tgz  http://paddlepaddledeps.bj.bcebos.com/csrmm_mklml_lnx_2019.0.5.tgz
           tar xf PaddleCustomDevice/Paddle/third_party/mklml/Linux/csrmm_mklml_lnx_2019.0.5.tgz
+          pip uninstall -y paddlepaddle
           python3 -m pip install --pre paddlepaddle -i https://www.paddlepaddle.org.cn/packages/nightly/cpu/
           pip show paddlepaddle
           python3 -m pip install parameterized
diff --git a/Paddle b/Paddle
index 1a6a9ab02e..5139e04e34 160000
--- a/Paddle
+++ b/Paddle
@@ -1 +1 @@
-Subproject commit 1a6a9ab02e12fd792d036dc78b94f46a1371e6fa
+Subproject commit 5139e04e34c251269e01008e34f80549a2c9f098
diff --git a/backends/iluvatar_gpu/build_paddle.sh b/backends/iluvatar_gpu/build_paddle.sh
index b94234b3a0..0fca35a7f5 100644
--- a/backends/iluvatar_gpu/build_paddle.sh
+++ b/backends/iluvatar_gpu/build_paddle.sh
@@ -14,6 +14,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# Exit immediately if a command exits with a non-zero status
+set -e
+
 PYTHON_VERSION=${PYTHON_VERSION:-$(python3 -V 2>&1|awk '{print $2}')}
 COREX_VERSION=${COREX_VERSION:-latest}
 if [[ "${COREX_VERSION}" == "latest" ]]; then
@@ -36,7 +39,7 @@ else
     WITH_FLAGCX="OFF"
 fi
 
-bash clean_paddle.sh
+bash clean_paddle.sh || { echo "Error: Failed to clean paddle!"; exit 1; }
 
 pushd "${CURRENT_DIR}/../.."
 git submodule update --init --recursive --force
@@ -49,13 +52,13 @@ if ! git -C "$PADDLE_SOURCE_DIR" apply --reverse --check "$PATCH_FILE" > /dev/nu
   fi
   echo "Patch applied successfully!"
 fi
-cp -r ${CURRENT_DIR}/patches/eigen/Core ../../Paddle/third_party/eigen3/Eigen/Core
-cp -r ${CURRENT_DIR}/patches/eigen/Tensor ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/Tensor
-cp -r ${CURRENT_DIR}/patches/eigen/TensorAssign.h ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/src/Tensor/TensorAssign.h
+cp -r ${CURRENT_DIR}/patches/eigen/Core ../../Paddle/third_party/eigen3/Eigen/Core || { echo "Error: Failed to copy eigen Core!"; exit 1; }
+cp -r ${CURRENT_DIR}/patches/eigen/Tensor ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/Tensor || { echo "Error: Failed to copy eigen Tensor!"; exit 1; }
+cp -r ${CURRENT_DIR}/patches/eigen/TensorAssign.h ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/src/Tensor/TensorAssign.h || { echo "Error: Failed to copy eigen TensorAssign.h!"; exit 1; }
 
 pushd ${PADDLE_SOURCE_DIR}/paddle/phi/core
 if [[ ! -f "external_error.pb.cc" || ! -f "external_error.pb.h" ]]; then
-  protoc --cpp_out=. external_error.proto
+  protoc --cpp_out=. external_error.proto || { echo "Error: Failed to generate protobuf files!"; exit 1; }
 fi
 popd
 
@@ -78,15 +81,17 @@ popd
 if [[ ! -d "build_pip" ]]; then
   mkdir build_pip
 fi
-cp build/dist/* build_pip
+cp build/dist/* build_pip || { echo "Error: Failed to copy build artifacts!"; exit 1; }
 
 if git -C "$PADDLE_SOURCE_DIR" apply --reverse --check "$PATCH_FILE" > /dev/null 2>&1; then
-  git -C "$PADDLE_SOURCE_DIR" apply --reverse "$PATCH_FILE"
+  git -C "$PADDLE_SOURCE_DIR" apply --reverse "$PATCH_FILE" || { echo "Error: Failed to revert patch!"; exit 1; }
   echo "Patch successfully reverted!"
 fi
 
 pushd ${PADDLE_SOURCE_DIR}/third_party/eigen3
-git reset --hard
+git reset --hard || { echo "Error: Failed to reset eigen repository!"; exit 1; }
 popd
 
-exit 0
+# Script will exit with the status of the last command
+# If all commands succeeded, it will exit with 0
+# If any command failed, it will have already exited with 1
diff --git a/backends/iluvatar_gpu/patches/paddle-corex.patch b/backends/iluvatar_gpu/patches/paddle-corex.patch
index c62a54505f..77c919ba91 100644
--- a/backends/iluvatar_gpu/patches/paddle-corex.patch
+++ b/backends/iluvatar_gpu/patches/paddle-corex.patch
@@ -785,7 +785,7 @@ index 411ee4510c..36c2f8fba7 100644
 --- a/paddle/phi/kernels/gpu/elementwise_grad.h
 +++ b/paddle/phi/kernels/gpu/elementwise_grad.h
 @@ -352,7 +352,11 @@ void ElementwiseAddGrad(const GPUContext &dev_ctx,
-     phi::Copy(dev_ctx, dout, dev_ctx.GetPlace(), false, dx);
+     Copy(dev_ctx, dout, dev_ctx.GetPlace(), false, dx);
    } else if (dx_data != dout_data && dy_data != dout_data) {
      auto size = x.numel();
 +#ifdef PADDLE_WITH_COREX