diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69e40ea6fb..f86f15976a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,6 +43,7 @@ Please mark all change in change log and use the issue from GitHub
 -   \#1530 Set table file with correct engine type in meta
 -   \#1532 Search with ivf_flat failed with open-dataset: sift-256-hamming
 -   \#1535 Degradation searching performance with metric_type: binary_idmap
+-   \#1549 Fix server/wal config setting bug
 -   \#1556 Index file not created after table and index created
 -   \#1560 Search crashed with Super-high dimensional binary vector
 
diff --git a/core/src/server/Config.cpp b/core/src/server/Config.cpp
index f0b88fa98c..f1a3a421f7 100644
--- a/core/src/server/Config.cpp
+++ b/core/src/server/Config.cpp
@@ -1529,8 +1529,7 @@ Status
 Config::GetStorageConfigS3Enable(bool& value) {
     std::string str = GetConfigStr(CONFIG_STORAGE, CONFIG_STORAGE_S3_ENABLE, CONFIG_STORAGE_S3_ENABLE_DEFAULT);
     CONFIG_CHECK(CheckStorageConfigS3Enable(str));
-    std::transform(str.begin(), str.end(), str.begin(), ::tolower);
-    value = (str == "true" || str == "on" || str == "yes" || str == "1");
+    CONFIG_CHECK(StringHelpFunctions::ConvertToBoolean(str, value));
     return Status::OK();
 }
 
@@ -1569,8 +1568,7 @@ Status
 Config::GetMetricConfigEnableMonitor(bool& value) {
     std::string str = GetConfigStr(CONFIG_METRIC, CONFIG_METRIC_ENABLE_MONITOR, CONFIG_METRIC_ENABLE_MONITOR_DEFAULT);
     CONFIG_CHECK(CheckMetricConfigEnableMonitor(str));
-    std::transform(str.begin(), str.end(), str.begin(), ::tolower);
-    value = (str == "true" || str == "on" || str == "yes" || str == "1");
+    CONFIG_CHECK(StringHelpFunctions::ConvertToBoolean(str, value));
     return Status::OK();
 }
 
@@ -1671,8 +1669,7 @@ Status
 Config::GetGpuResourceConfigEnable(bool& value) {
     std::string str = GetConfigStr(CONFIG_GPU_RESOURCE, CONFIG_GPU_RESOURCE_ENABLE, CONFIG_GPU_RESOURCE_ENABLE_DEFAULT);
     CONFIG_CHECK(CheckGpuResourceConfigEnable(str));
-    std::transform(str.begin(), str.end(), str.begin(), ::tolower);
-    value = (str == "true" || str == "on" || str == "yes" || str == "1");
+    CONFIG_CHECK(StringHelpFunctions::ConvertToBoolean(str, value));
     return Status::OK();
 }
 
@@ -1774,8 +1771,7 @@ Status
 Config::GetWalConfigEnable(bool& wal_enable) {
     std::string str = GetConfigStr(CONFIG_WAL, CONFIG_WAL_ENABLE, CONFIG_WAL_ENABLE_DEFAULT);
     CONFIG_CHECK(CheckWalConfigEnable(str));
-    std::transform(str.begin(), str.end(), str.begin(), ::tolower);
-    wal_enable = (str == "true" || str == "on" || str == "yes" || str == "1");
+    CONFIG_CHECK(StringHelpFunctions::ConvertToBoolean(str, wal_enable));
     return Status::OK();
 }
 
@@ -1784,8 +1780,7 @@ Config::GetWalConfigRecoveryErrorIgnore(bool& recovery_error_ignore) {
     std::string str =
         GetConfigStr(CONFIG_WAL, CONFIG_WAL_RECOVERY_ERROR_IGNORE, CONFIG_WAL_RECOVERY_ERROR_IGNORE_DEFAULT);
     CONFIG_CHECK(CheckWalConfigRecoveryErrorIgnore(str));
-    std::transform(str.begin(), str.end(), str.begin(), ::tolower);
-    recovery_error_ignore = (str == "true" || str == "on" || str == "yes" || str == "1");
+    CONFIG_CHECK(StringHelpFunctions::ConvertToBoolean(str, recovery_error_ignore));
     return Status::OK();
 }
 
@@ -2013,7 +2008,7 @@ Config::SetWalConfigEnable(const std::string& value) {
 Status
 Config::SetWalConfigRecoveryErrorIgnore(const std::string& value) {
     CONFIG_CHECK(CheckWalConfigRecoveryErrorIgnore(value));
-    return SetConfigValueInMem(CONFIG_WAL, CONFIG_WAL_RECOVERY_ERROR_IGNORE_DEFAULT, value);
+    return SetConfigValueInMem(CONFIG_WAL, CONFIG_WAL_RECOVERY_ERROR_IGNORE, value);
 }
 
 Status
diff --git a/core/src/server/web_impl/controller/WebController.hpp b/core/src/server/web_impl/controller/WebController.hpp
index ab2a26c2ca..55a51168a3 100644
--- a/core/src/server/web_impl/controller/WebController.hpp
+++ b/core/src/server/web_impl/controller/WebController.hpp
@@ -336,7 +336,7 @@ class WebController : public oatpp::web::server::api::ApiController {
 
     ADD_CORS(CreateIndex)
 
-    ENDPOINT("POST", "/tables/{collection_name}/indexes", CreateIndex,
+    ENDPOINT("POST", "/collections/{collection_name}/indexes", CreateIndex,
              PATH(String, collection_name), BODY_STRING(String, body)) {
         TimeRecorder tr(std::string(WEB_LOG_PREFIX) + "POST \'/tables/" + collection_name->std_str() + "/indexes\'");
         tr.RecordSection("Received request.");
@@ -674,15 +674,15 @@ class WebController : public oatpp::web::server::api::ApiController {
 
     ADD_CORS(SystemOp)
 
-    ENDPOINT("PUT", "/system/{Op}", SystemOp, PATH(String, Op), BODY_STRING(String, body_str)) {
-        TimeRecorder tr(std::string(WEB_LOG_PREFIX) + "PUT \'/system/" + Op->std_str() + "\'");
+    ENDPOINT("PUT", "/system/{op}", SystemOp, PATH(String, op), BODY_STRING(String, body_str)) {
+        TimeRecorder tr(std::string(WEB_LOG_PREFIX) + "PUT \'/system/" + op->std_str() + "\'");
         tr.RecordSection("Received request.");
 
         WebRequestHandler handler = WebRequestHandler();
         handler.RegisterRequestHandler(::milvus::server::RequestHandler());
 
         String response_str;
-        auto status_dto = handler.SystemOp(Op, body_str, response_str);
+        auto status_dto = handler.SystemOp(op, body_str, response_str);
 
         std::shared_ptr<OutgoingResponse> response;
         switch (status_dto->code->getValue()) {
diff --git a/core/src/server/web_impl/handler/WebRequestHandler.cpp b/core/src/server/web_impl/handler/WebRequestHandler.cpp
index 92d68e77ca..72f04aa748 100644
--- a/core/src/server/web_impl/handler/WebRequestHandler.cpp
+++ b/core/src/server/web_impl/handler/WebRequestHandler.cpp
@@ -1046,7 +1046,9 @@ WebRequestHandler::CreateIndex(const OString& table_name, const OString& body) {
         auto status = request_handler_.CreateIndex(context_ptr_, table_name->std_str(), index, request_json["params"]);
         ASSIGN_RETURN_STATUS_DTO(status);
     } catch (nlohmann::detail::parse_error& e) {
+        RETURN_STATUS_DTO(BODY_PARSE_FAIL, e.what())
     } catch (nlohmann::detail::type_error& e) {
+        RETURN_STATUS_DTO(BODY_PARSE_FAIL, e.what())
     }
 
     ASSIGN_RETURN_STATUS_DTO(Status::OK())
diff --git a/core/unittest/server/test_web.cpp b/core/unittest/server/test_web.cpp
index 073e08ec91..00703482e1 100644
--- a/core/unittest/server/test_web.cpp
+++ b/core/unittest/server/test_web.cpp
@@ -646,7 +646,7 @@ class TestClient : public oatpp::web::client::ApiClient {
 
     API_CALL("OPTIONS", "/collections/{collection_name}/indexes", optionsIndexes, PATH(String, collection_name, "collection_name"))
 
-    API_CALL("POST", "/tables/{table_name}/indexes", createIndex, PATH(String, table_name, "table_name"),
+    API_CALL("POST", "/collections/{collection_name}/indexes", createIndex, PATH(String, collection_name, "collection_name"),
              BODY_STRING(OString, body))
 
     API_CALL("GET", "/collections/{collection_name}/indexes", getIndex, PATH(String, collection_name, "collection_name"))