diff --git a/source/RobotAPI/libraries/armem_robot_state/client/common/RobotReader.cpp b/source/RobotAPI/libraries/armem_robot_state/client/common/RobotReader.cpp
index 57ecaf8de87598880229489908edb300431b96fa..764c443a7cc595f7c1f32ca51d4bdde6ee9309a4 100644
--- a/source/RobotAPI/libraries/armem_robot_state/client/common/RobotReader.cpp
+++ b/source/RobotAPI/libraries/armem_robot_state/client/common/RobotReader.cpp
@@ -117,7 +117,7 @@ namespace armarx::armem::robot_state
 
         if (not memoryReader)
         {
-            ARMARX_WARNING << "Memory reader is null";
+            ARMARX_WARNING << "Memory reader is null. Did you forget to call RobotReader::connect() in onConnectComponent()?";
             return std::nullopt;
         }