diff --git a/TestHelper.cpp b/TestHelper.cpp
index 1d544304c..6d5a91cdd 100644
--- a/TestHelper.cpp
+++ b/TestHelper.cpp
@@ -67,7 +67,7 @@ namespace test
 struct ValueTooLarge: virtual Exception {};
 bigint const c_max256plus1 = bigint(1) << 256;
 
-ImportTest::ImportTest(json_spirit::mObject& _o, bool isFiller): m_TestObject(_o)
+ImportTest::ImportTest(json_spirit::mObject& _o, bool isFiller) : m_statePre(Address(_o["env"].get_obj()["currentCoinbase"].get_str()), OverlayDB(), eth::BaseState::Empty),  m_statePost(Address(_o["env"].get_obj()["currentCoinbase"].get_str()), OverlayDB(), eth::BaseState::Empty), m_TestObject(_o)
 {
 	importEnv(_o["env"].get_obj());
 	importState(_o["pre"].get_obj(), m_statePre);
@@ -181,13 +181,8 @@ void ImportTest::exportTest(bytes _output, State& _statePost)
 	// export post state
 	json_spirit::mObject postState;
 
-	std::map<Address, Account> genesis = genesisState();
-
 	for (auto const& a: _statePost.addresses())
 	{
-		if (genesis.count(a.first))
-			continue;
-
 		json_spirit::mObject o;
 		o["balance"] = toString(_statePost.balance(a.first));
 		o["nonce"] = toString(_statePost.transactionsFrom(a.first));
@@ -210,9 +205,6 @@ void ImportTest::exportTest(bytes _output, State& _statePost)
 
 	for (auto const& a: m_statePre.addresses())
 	{
-		if (genesis.count(a.first))
-			continue;
-
 		json_spirit::mObject o;
 		o["balance"] = toString(m_statePre.balance(a.first));
 		o["nonce"] = toString(m_statePre.transactionsFrom(a.first));
diff --git a/TestHelper.h b/TestHelper.h
index c4dde1a60..75edcbf31 100644
--- a/TestHelper.h
+++ b/TestHelper.h
@@ -45,9 +45,8 @@ namespace test
 class ImportTest
 {
 public:
-	ImportTest(json_spirit::mObject& _o) : m_TestObject(_o) {}
+	ImportTest(json_spirit::mObject& _o) : m_statePre(Address(), OverlayDB(), eth::BaseState::Empty),  m_statePost(Address(), OverlayDB(), eth::BaseState::Empty), m_TestObject(_o) {}
 	ImportTest(json_spirit::mObject& _o, bool isFiller);
-
 	// imports
 	void importEnv(json_spirit::mObject& _o);
 	void importState(json_spirit::mObject& _o, eth::State& _state);
diff --git a/state.cpp b/state.cpp
index 7649dae61..8db082d0c 100644
--- a/state.cpp
+++ b/state.cpp
@@ -64,6 +64,7 @@ void doStateTests(json_spirit::mValue& v, bool _fillin)
 		catch (Exception const& _e)
 		{
 			cnote << "state execution did throw an exception: " << diagnostic_information(_e);
+			theState.commit();
 		}
 		catch (std::exception const& _e)
 		{
@@ -168,39 +169,52 @@ BOOST_AUTO_TEST_CASE(stBlockHashTest)
 	dev::test::executeTests("stBlockHashTest", "/StateTests", dev::test::doStateTests);
 }
 
+//BOOST_AUTO_TEST_CASE(stQuadraticComplexityTest)
+//{
+//	   for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
+//	   {
+//			   string arg = boost::unit_test::framework::master_test_suite().argv[i];
+//			   if (arg == "--quadratic" || arg == "--all")
+//			   {
+//					   auto start = chrono::steady_clock::now();
+
+//					   dev::test::executeTests("stQuadraticComplexityTest", "/StateTests", dev::test::doStateTests);
+
+//					   auto end = chrono::steady_clock::now();
+//					   auto duration(chrono::duration_cast<chrono::milliseconds>(end - start));
+//					   cnote << "test duration: " << duration.count() << " milliseconds.\n";
+//			   }
+//	   }
+//}
+
 BOOST_AUTO_TEST_CASE(stMemoryStressTest)
 {
-	for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
-	{
-		string arg = boost::unit_test::framework::master_test_suite().argv[i];
-		if (arg == "--quadratic" || arg == "--all")
-		{
-			auto start = chrono::steady_clock::now();
-			dev::test::executeTests("stQuadraticComplexityTest", "/StateTests", dev::test::doStateTests);
-			auto end = chrono::steady_clock::now();
-			auto duration(chrono::duration_cast<chrono::milliseconds>(end - start));
-			cnote << "test duration: " << duration.count() << " milliseconds.\n";
-		}
-		else if (arg == "--memory" || arg == "--all")
-		{
-			auto start = chrono::steady_clock::now();
-			dev::test::executeTests("stMemoryStressTest", "/StateTests", dev::test::doStateTests);
-			auto end = chrono::steady_clock::now();
-			auto duration(chrono::duration_cast<chrono::milliseconds>(end - start));
-			cnote << "test duration: " << duration.count() << " milliseconds.\n";
-		}
-	}
+	   for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
+	   {
+			   string arg = boost::unit_test::framework::master_test_suite().argv[i];
+			   if (arg == "--memory" || arg == "--all")
+			   {
+					   auto start = chrono::steady_clock::now();
+
+					   dev::test::executeTests("stMemoryStressTest", "/StateTests", dev::test::doStateTests);
+
+					   auto end = chrono::steady_clock::now();
+					   auto duration(chrono::duration_cast<chrono::milliseconds>(end - start));
+					   cnote << "test duration: " << duration.count() << " milliseconds.\n";
+			   }
+	   }
 }
 
+ BOOST_AUTO_TEST_CASE(stSolidityTest)
+ {
+		dev::test::executeTests("stSolidityTest", "/StateTests", dev::test::doStateTests);
+ }
+
 BOOST_AUTO_TEST_CASE(stMemoryTest)
 {
-	dev::test::executeTests("stMemoryTest", "/StateTests", dev::test::doStateTests);
+	   dev::test::executeTests("stMemoryTest", "/StateTests", dev::test::doStateTests);
 }
 
-BOOST_AUTO_TEST_CASE(stSolidityTest)
-{
-	dev::test::executeTests("stSolidityTest", "/StateTests", dev::test::doStateTests);
-}
 
 BOOST_AUTO_TEST_CASE(stCreateTest)
 {