diff --git a/DRAMSys/simulator/src/common/Utils.h b/DRAMSys/simulator/src/common/Utils.h
index 8bd41d90..1de06366 100644
--- a/DRAMSys/simulator/src/common/Utils.h
+++ b/DRAMSys/simulator/src/common/Utils.h
@@ -154,7 +154,7 @@ void setUpDummy(tlm::tlm_generic_payload& payload, Bank& bank);
                 ("Invalid string \"" + s + "\" for conversion into enum \""     \
                 + BOOST_PP_STRINGIZE(enumName) + "\"").c_str()                  \
             );                                                                  \
-            throw;                                                              \
+                                                                                \
         }                                                                       \
     }
 
diff --git a/DRAMSys/simulator/src/controller/core/configuration/Configuration.cpp b/DRAMSys/simulator/src/controller/core/configuration/Configuration.cpp
index ada5409b..594a746b 100644
--- a/DRAMSys/simulator/src/controller/core/configuration/Configuration.cpp
+++ b/DRAMSys/simulator/src/controller/core/configuration/Configuration.cpp
@@ -142,7 +142,6 @@ void Configuration::setParameter(std::string name, std::string value)
     else if(name == "WindowSize")
         if(string2int(value) < 1) {
             SC_REPORT_FATAL("Configuration", ("Invalid value for parameter " + name + ". This parameter must be at least one.").c_str());
-            throw;
         }
         else
             WindowSize = string2int(value);
@@ -159,7 +158,6 @@ void Configuration::setParameter(std::string name, std::string value)
                                               + ". Value is out of range. The maximum value according to "
                                               + "the address mapping configuration file is "
                                               + std::to_string(maxNumberofMemChannels) + ".").c_str());
-            throw;
     }
     }
     else if (name == "ControllerCoreDisableRefresh")
@@ -171,7 +169,6 @@ void Configuration::setParameter(std::string name, std::string value)
     else if(name == "NumberOfDevicesOnDIMM")
       if (string2int(value) < 1) {
         SC_REPORT_FATAL("Configuration", ("Invalid value for parameter " + name + ". This parameter must be at least one.").c_str());
-        throw;
       } else
         NumberOfDevicesOnDIMM = string2int(value);
     else if(name == "CheckTLM2Protocol")
@@ -187,7 +184,6 @@ void Configuration::setParameter(std::string name, std::string value)
     else if (name == "TemperatureScale") {
         if (value != "Celsius" && value != "Fahrenheit" && value != "Kelvin") {
             SC_REPORT_FATAL("Configuration", ("Invalid value for parameter " + name + ".").c_str());
-            throw;
         }
         temperatureSim.TemperatureScale = value;
     }
@@ -216,7 +212,6 @@ void Configuration::setParameter(std::string name, std::string value)
     else
     {
         SC_REPORT_FATAL("Configuration", ("Parameter " + name + " not defined in Configuration").c_str());
-        throw;
     }
 }
 
diff --git a/DRAMSys/simulator/src/controller/core/configuration/ConfigurationLoader.cpp b/DRAMSys/simulator/src/controller/core/configuration/ConfigurationLoader.cpp
index afa05291..f948c8db 100644
--- a/DRAMSys/simulator/src/controller/core/configuration/ConfigurationLoader.cpp
+++ b/DRAMSys/simulator/src/controller/core/configuration/ConfigurationLoader.cpp
@@ -153,8 +153,14 @@ void ConfigurationLoader::loadMCConfig(Configuration& config, XMLElement* mcconf
         config.mcconfigUri = src;
         loadXML(src, doc);
         loadMCConfig(config, doc.FirstChildElement("mcconfig"));
+    } else
+      loadConfig(config, mcconfig);
+
+    // check compatible between Store Mode and PowerDown Mode
+    if (config.StoreMode == StorageMode::ErrorModel && config.PowerDownMode != EPowerDownMode::NoPowerDown) {
+      SC_REPORT_FATAL("ConfigurationLoader", "Does not yet support error model and power down modes activated at the same time");
     }
-    loadConfig(config, mcconfig);
+
 }
 
 void ConfigurationLoader::loadDDR3(Configuration& config, XMLElement* memspec)
diff --git a/DRAMSys/simulator/src/controller/core/configuration/thermalSimConfig.h b/DRAMSys/simulator/src/controller/core/configuration/thermalSimConfig.h
index baa7a3fd..d5d5a25f 100644
--- a/DRAMSys/simulator/src/controller/core/configuration/thermalSimConfig.h
+++ b/DRAMSys/simulator/src/controller/core/configuration/thermalSimConfig.h
@@ -82,7 +82,6 @@ struct TemperatureSimConfig {
             std::string errormsg = "Invalid Power Info File " + powerInfoFile;
             printDebugMessage(errormsg);
             SC_REPORT_FATAL("Temperature Sim Config", errormsg.c_str());
-            throw;
         }
 
         for (tinyxml2::XMLElement *e = powInfoElem->FirstChildElement(); e != NULL; e = e->NextSiblingElement()) {
diff --git a/DRAMSys/tests/error/fr_fcfs.xml b/DRAMSys/tests/error/fr_fcfs.xml
index 03cdf411..b7b89273 100644
--- a/DRAMSys/tests/error/fr_fcfs.xml
+++ b/DRAMSys/tests/error/fr_fcfs.xml
@@ -4,7 +4,7 @@
     <MaxNrOfTransactions value="8" />
     <Scheduler value="FR_FCFS" />
     <Capsize value="5" />
-    <PowerDownMode value="TimeoutPDN" />
+    <PowerDownMode value="NoPowerDown" />
     <PowerDownTimeout value="100" />
     <!-- Error Model: -->
     <ErrorChipSeed value="42" />