diff --git a/src/lms7002m/LMS7002M_RxTxCalibrations.cpp b/src/lms7002m/LMS7002M_RxTxCalibrations.cpp
index 41a37044..ac29c6b6 100644
--- a/src/lms7002m/LMS7002M_RxTxCalibrations.cpp
+++ b/src/lms7002m/LMS7002M_RxTxCalibrations.cpp
@@ -254,7 +254,7 @@ int LMS7002M::CalibrateTx(float_type bandwidth_Hz, bool useExtLoopback)
         mcuControl->RunProcedure(useExtLoopback ? MCU_FUNCTION_CALIBRATE_TX_EXTLOOPB : MCU_FUNCTION_CALIBRATE_TX);
         status = mcuControl->WaitForMCU(1000);
         if(status != MCU_BD::MCU_NO_ERROR)
-            return ReportError(EINVAL, "Tx Calibration: MCU error %i (%s)", status, MCU_BD::MCUStatusMessage(status));
+            return -1; //ReportError(EINVAL, "Tx Calibration: MCU error %i (%s)", status, MCU_BD::MCUStatusMessage(status));
     }
 
     //sync registers to cache