diff --git a/unilabos/registry/devices/characterization_optic.yaml b/unilabos/registry/devices/characterization_optic.yaml
index bfd1777..06f9bfa 100644
--- a/unilabos/registry/devices/characterization_optic.yaml
+++ b/unilabos/registry/devices/characterization_optic.yaml
@@ -182,7 +182,7 @@ hplc.agilent:
     module: unilabos.devices.hplc.AgilentHPLC:HPLCDriver
     status_types:
       could_run: bool
-      data_file: tuple
+      data_file: list
       device_status: str
       driver_init_ok: bool
       finish_status: str
diff --git a/unilabos/registry/devices/robot_linear_motion.yaml b/unilabos/registry/devices/robot_linear_motion.yaml
index 0411a59..9a99a61 100644
--- a/unilabos/registry/devices/robot_linear_motion.yaml
+++ b/unilabos/registry/devices/robot_linear_motion.yaml
@@ -521,7 +521,7 @@ linear_motion.grbl:
             - -80
             - 0
             description: '参数: limits'
-            type: string
+            type: array
           port:
             description: '参数: port'
             type: string
diff --git a/unilabos/registry/registry.py b/unilabos/registry/registry.py
index 3f4fceb..d47663e 100644
--- a/unilabos/registry/registry.py
+++ b/unilabos/registry/registry.py
@@ -310,7 +310,7 @@ class Registry:
                                 {k: v["return_type"] for k, v in enhanced_info["status_methods"].items()}
                             )
                         for status_name, status_type in device_config["class"]["status_types"].items():
-                            if status_type in ["Any", "None"]:
+                            if status_type in ["Any", "None", "Unknown"]:
                                 status_type = "String"  # 替换成ROS的String，便于显示
                                 device_config["class"]["status_types"][status_name] = status_type
                             target_type = self._replace_type_with_class(status_type, device_id, f"状态 {status_name}")