diff --git a/.settings/com.st.stm32cube.ide.mcu.sfrview.prefs b/Core/.settings/com.st.stm32cube.ide.mcu.sfrview.prefs
similarity index 100%
rename from .settings/com.st.stm32cube.ide.mcu.sfrview.prefs
rename to Core/.settings/com.st.stm32cube.ide.mcu.sfrview.prefs
diff --git a/.settings/language.settings.xml b/Core/.settings/language.settings.xml
similarity index 100%
rename from .settings/language.settings.xml
rename to Core/.settings/language.settings.xml
diff --git a/.settings/org.eclipse.cdt.core.prefs b/Core/.settings/org.eclipse.cdt.core.prefs
similarity index 100%
rename from .settings/org.eclipse.cdt.core.prefs
rename to Core/.settings/org.eclipse.cdt.core.prefs
diff --git a/.settings/stm32cubeide.project.prefs b/Core/.settings/stm32cubeide.project.prefs
similarity index 100%
rename from .settings/stm32cubeide.project.prefs
rename to Core/.settings/stm32cubeide.project.prefs
diff --git a/usrc/main.cpp b/usrc/main.cpp
index daddbeb..18f91dc 100644
--- a/usrc/main.cpp
+++ b/usrc/main.cpp
@@ -293,6 +293,10 @@ void Main::run() {
                         // uint16_t water_vapor_saturation_pressure_h2o_h2o2;  // hpa
 
                         auto *sensordata = m_m211887ModuleManager.readSensor(atoi(paraV[0]));
+                        if(!sensordata){
+                          ZLOGE(TAG, "hpp272 is null");
+                          return;
+                        }
                         // ZLOGI(TAG, "hpp272_read_c1000 %d", sensordata->pressure);
                         ZLOGI(TAG, "hydrogen_peroxide_volume                   :%d", sensordata->hydrogen_peroxide_volume);
                         ZLOGI(TAG, "h2o_h2o2_rs                                :%d", sensordata->h2o_h2o2_rs);