diff --git a/mindspore/ccsrc/debug/debugger/debugger.cc b/mindspore/ccsrc/debug/debugger/debugger.cc
index ab82cc0ac0..93efc12513 100644
--- a/mindspore/ccsrc/debug/debugger/debugger.cc
+++ b/mindspore/ccsrc/debug/debugger/debugger.cc
@@ -72,6 +72,7 @@ Debugger::Debugger()
       initial_suspend_(true),
       not_dataset_graph_sum_(0),
       version_("") {
+  CheckDebuggerEnabledParam();
   if (CheckDebuggerEnabled()) {
     // configure partial memory reuse
     partial_memory_ = CheckDebuggerPartialMemoryEnabled();
@@ -222,15 +223,30 @@ bool Debugger::CheckDebuggerDumpEnabled() {
 
 bool Debugger::CheckDebuggerEnabled() {
   // get env variables to configure debugger
-  const char *env_enable_str = std::getenv("ENABLE_MS_DEBUGGER");
-  if (env_enable_str != nullptr) {
-    if (std::strcmp(env_enable_str, "1") == 0) {
+  const char *env_enable_char = std::getenv("ENABLE_MS_DEBUGGER");
+  if (env_enable_char != nullptr) {
+    std::string env_enable_str = env_enable_char;
+    (void)std::transform(env_enable_str.begin(), env_enable_str.end(), env_enable_str.begin(), ::tolower);
+    if (env_enable_str == "1" || env_enable_str == "true") {
       return true;
     }
   }
   return false;
 }
 
+void Debugger::CheckDebuggerEnabledParam() {
+  // check the value of env variable ENABLE_MS_DEBUGGER
+  const char *env_enable_char = std::getenv("ENABLE_MS_DEBUGGER");
+  if (env_enable_char != nullptr) {
+    std::string env_enable_str = env_enable_char;
+    (void)std::transform(env_enable_str.begin(), env_enable_str.end(), env_enable_str.begin(), ::tolower);
+    if (env_enable_str != "0" && env_enable_str != "1" && env_enable_str != "false" && env_enable_str != "true") {
+      MS_LOG(WARNING) << "Env variable ENABLE_MS_DEBUGGER should be True/False/1/0 (case insensitive), but get: "
+                      << env_enable_str;
+    }
+  }
+}
+
 bool Debugger::CheckDebuggerPartialMemoryEnabled() {
   const char *env_partial_mem_str = std::getenv("MS_DEBUGGER_PARTIAL_MEM");
   if (env_partial_mem_str != nullptr) {
diff --git a/mindspore/ccsrc/debug/debugger/debugger.h b/mindspore/ccsrc/debug/debugger/debugger.h
index 19feb29f18..93f7402dca 100644
--- a/mindspore/ccsrc/debug/debugger/debugger.h
+++ b/mindspore/ccsrc/debug/debugger/debugger.h
@@ -164,6 +164,8 @@ class Debugger : public std::enable_shared_from_this<Debugger> {
   // check if debugger enabled
   bool CheckDebuggerEnabled();
 
+  void CheckDebuggerEnabledParam();
+
   bool CheckDebuggerPartialMemoryEnabled();
 
   // check and save graph pointer