diff --git a/DRAMSys/library/src/configuration/Configuration.cpp b/DRAMSys/library/src/configuration/Configuration.cpp
index 45052b27..75dd7d5e 100644
--- a/DRAMSys/library/src/configuration/Configuration.cpp
+++ b/DRAMSys/library/src/configuration/Configuration.cpp
@@ -288,7 +288,6 @@ void Configuration::setParameter(const std::string &name, const nlohmann::json &
 
 void Configuration::setPathToResources(const std::string &path)
 {
-    pathToResources = path;
     temperatureSim.setPathToResources(path);
 }
 
diff --git a/DRAMSys/library/src/configuration/Configuration.h b/DRAMSys/library/src/configuration/Configuration.h
index d6a3c139..800a8286 100644
--- a/DRAMSys/library/src/configuration/Configuration.h
+++ b/DRAMSys/library/src/configuration/Configuration.h
@@ -64,20 +64,19 @@ private:
 public:
     static std::string memspecUri;
     static std::string mcconfigUri;
-    std::string pathToResources;
 
     // MCConfig:
-    enum class PagePolicy {Open, Closed, OpenAdaptive, ClosedAdaptive} pagePolicy;
-    enum class Scheduler {Fifo, FrFcfs, FrFcfsGrp} scheduler;
-    enum class SchedulerBuffer {Bankwise, ReadWrite, Shared} schedulerBuffer;
-    enum class CmdMux {Oldest, Strict} cmdMux;
-    enum class RespQueue {Fifo, Reorder} respQueue;
-    enum class Arbiter {Simple, Fifo, Reorder} arbiter;
+    enum class PagePolicy {Open, Closed, OpenAdaptive, ClosedAdaptive} pagePolicy = PagePolicy::Open;
+    enum class Scheduler {Fifo, FrFcfs, FrFcfsGrp} scheduler = Scheduler::FrFcfs;
+    enum class SchedulerBuffer {Bankwise, ReadWrite, Shared} schedulerBuffer = SchedulerBuffer::Bankwise;
+    enum class CmdMux {Oldest, Strict} cmdMux = CmdMux::Oldest;
+    enum class RespQueue {Fifo, Reorder} respQueue = RespQueue::Fifo;
+    enum class Arbiter {Simple, Fifo, Reorder} arbiter = Arbiter::Simple;
     unsigned int requestBufferSize = 8;
-    enum class RefreshPolicy {NoRefresh, AllBank, PerBank, SameBank} refreshPolicy;
+    enum class RefreshPolicy {NoRefresh, AllBank, PerBank, SameBank} refreshPolicy = RefreshPolicy::AllBank;
     unsigned int refreshMaxPostponed = 0;
     unsigned int refreshMaxPulledin = 0;
-    enum class PowerDownPolicy {NoPowerDown, Staggered} powerDownPolicy;
+    enum class PowerDownPolicy {NoPowerDown, Staggered} powerDownPolicy = PowerDownPolicy::NoPowerDown;
     unsigned int powerDownTimeout = 3;
     unsigned int maxActiveTransactions = 64;
     bool refreshManagement = false;
@@ -98,20 +97,20 @@ public:
     bool thermalSimulation = false;
     bool simulationProgressBar = false;
     bool checkTLM2Protocol = false;
-    enum class ECCMode {Disabled, Hamming} eccMode;
+    enum class ECCMode {Disabled, Hamming} eccMode = ECCMode::Disabled;
     ECCBaseClass *pECC = nullptr;
     bool useMalloc = false;
     unsigned long long int addressOffset = 0;
 
     // MemSpec (from DRAM-Power)
-    const MemSpec *memSpec;
+    const MemSpec *memSpec = nullptr;
 
     void setParameter(const std::string &name, const nlohmann::json &value);
 
     //Configs for Seed, csv file and StorageMode
-    unsigned int errorChipSeed;
+    unsigned int errorChipSeed = 0;
     std::string errorCSVFile = "not defined.";
-    enum class StoreMode {NoStorage, Store, ErrorModel} storeMode;
+    enum class StoreMode {NoStorage, Store, ErrorModel} storeMode = StoreMode::NoStorage;
 
     // Temperature Simulation related
     TemperatureSimConfig temperatureSim;