diff --git a/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc b/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
index be76e6be710..3d5fd64205e 100644
--- a/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
+++ b/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
@@ -255,7 +255,6 @@ void AscendKernelRuntime::ReportProfilingData() {
 void AscendKernelRuntime::ReleaseDeviceRes() {
   MS_LOG(INFO) << "Ascend finalize start";
 #ifdef ENABLE_DEBUGGER
-  MS_EXCEPTION_IF_NULL(debugger_);
   if (debugger_ && debugger_->debugger_enabled()) {
     debugger_->SetTrainingDone(true);
     bool ret = debugger_->SendMetadata(false);