diff --git a/CMakeLists.txt b/CMakeLists.txt
index 61f2530ed..9bbdddf3f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -97,6 +97,10 @@ set(MYSQL_INCLUDE_DIR "dependencies/mariadb-connector-c/include")
 #  "I:/FremdCode/C++/ssl/include"
 #)
 
+set(CMAKE_CXX_FLAGS         "/MP /EHsc")
+#set(CMAKE_CXX_FLAGS_DEBUG   "-O0 -g3")
+#set(CMAKE_CXX_FLAGS_RELEASE "-O3")
+
 else(WIN32)
 find_library(IROHA_ED25519 ed25519 PATHS "dependencies/iroha-ed25519/build" REQUIRED)
 # set vars for mariadb cmake files 
@@ -110,8 +114,13 @@ include_directories(
 	"build/dependencies/mariadb-connector-c/include"
 )
 
+
+
 endif(WIN32)
 
+
+
+
 target_link_libraries(Gradido_LoginServer ${CONAN_LIBS} ${IROHA_ED25519})
 if(WIN32)
 TARGET_LINK_LIBRARIES(Gradido_LoginServer optimized  ${MYSQL_LIBRARIES} Shlwapi)
@@ -140,6 +149,7 @@ add_executable(Gradido_LoginServer_Test ${LOCAL_SRCS} ${TEST})
 target_compile_definitions(Gradido_LoginServer_Test PUBLIC "_TEST_BUILD")
 
 target_link_libraries(Gradido_LoginServer_Test ${CONAN_LIBS} ${IROHA_ED25519})
+
 if(WIN32)
 	TARGET_LINK_LIBRARIES(Gradido_LoginServer_Test optimized  ${MYSQL_LIBRARIES} Shlwapi)
 	TARGET_LINK_LIBRARIES(Gradido_LoginServer_Test debug ${COMPILED_MARIADB_CLIENT_DEBUG} Shlwapi)
diff --git a/src/cpp/HTTPInterface/ElopageWebhook.cpp b/src/cpp/HTTPInterface/ElopageWebhook.cpp
index 1c6f15c9b..dd643e6ab 100644
--- a/src/cpp/HTTPInterface/ElopageWebhook.cpp
+++ b/src/cpp/HTTPInterface/ElopageWebhook.cpp
@@ -34,7 +34,7 @@ void ElopageWebhook::handleRequest(Poco::Net::HTTPServerRequest& request, Poco::
 	Poco::Net::NameValueCollection elopageRequestData;
 	int breakCount = 100;
 	while (stream.good() && breakCount > 0) {
-		char dummy;
+//		char dummy;
 		char keyBuffer[30]; memset(keyBuffer, 0, 30);
 		char valueBuffer[75]; memset(valueBuffer, 0, 75);
 		/*stream.get(keyBuffer, 30, '=').get(dummy)
@@ -195,6 +195,7 @@ int HandleElopageRequestTask::getUserIdFromDB()
 	}
 	catch (Poco::Exception& ex) {
 		addError(new ParamError(__FUNCTION__, "mysql error selecting from db", ex.displayText().data()));
+		addError(new ParamError(__FUNCTION__, "email: ", mEmail.data()));
 	}
 
 	return user_id;
@@ -378,7 +379,9 @@ int HandleElopageRequestTask::run()
 		addError(param_error_order_id);
 		sendErrorsAsEmail();
 	}
-	delete param_error_order_id;
+	else {
+		delete param_error_order_id;
+	}
 	
 	return 0;
 }
\ No newline at end of file
diff --git a/src/cpp/SingletonManager/MemoryManager.cpp b/src/cpp/SingletonManager/MemoryManager.cpp
index 6781c9c43..c301db15e 100644
--- a/src/cpp/SingletonManager/MemoryManager.cpp
+++ b/src/cpp/SingletonManager/MemoryManager.cpp
@@ -81,12 +81,13 @@ MemoryManager::MemoryManager()
 	mMemoryPageStacks[1] = new MemoryPageStack(64); // privkey
 	mMemoryPageStacks[2] = new MemoryPageStack(65); // pubkey hex
 	mMemoryPageStacks[3] = new MemoryPageStack(96); // privkey encrypted
+	mMemoryPageStacks[4] = new MemoryPageStack(161); // privkey hex 
 	
 }
 
 MemoryManager::~MemoryManager()
 {
-	for (int i = 0; i < 4; i++) {
+	for (int i = 0; i < 5; i++) {
 		delete mMemoryPageStacks[i];
 	}
 }
@@ -98,6 +99,7 @@ Poco::Int8 MemoryManager::getMemoryStackIndex(Poco::UInt16 size)
 	case 64: return 1;
 	case 65: return 2;
 	case 96: return 3;
+	case 161: return 4;
 	default: return -1;
 	}
 	return -1;
diff --git a/src/cpp/SingletonManager/MemoryManager.h b/src/cpp/SingletonManager/MemoryManager.h
index 4145bd7bd..1dca91678 100644
--- a/src/cpp/SingletonManager/MemoryManager.h
+++ b/src/cpp/SingletonManager/MemoryManager.h
@@ -76,7 +76,7 @@ protected:
 	Poco::Int8 getMemoryStackIndex(Poco::UInt16 size);
 
 	MemoryManager();
-	MemoryPageStack* mMemoryPageStacks[4];
+	MemoryPageStack* mMemoryPageStacks[5];
 };
 
 
diff --git a/src/cpp/controller/EmailVerificationCode.cpp b/src/cpp/controller/EmailVerificationCode.cpp
index 7e8ac57cd..b20c79646 100644
--- a/src/cpp/controller/EmailVerificationCode.cpp
+++ b/src/cpp/controller/EmailVerificationCode.cpp
@@ -27,18 +27,18 @@ namespace controller {
 
 	//  ---------------   static members ----------------------------- 
 
-	Poco::AutoPtr<EmailVerificationCode> EmailVerificationCode::create(int user_id)
+	Poco::AutoPtr<EmailVerificationCode> EmailVerificationCode::create(int user_id, model::table::EmailOptInType type/* = EMAIL_OPT_IN_REGISTER*/)
 	{
 		auto code = createEmailVerificationCode();
-		auto db = new model::table::EmailOptIn(code, user_id);
+		auto db = new model::table::EmailOptIn(code, user_id, type);
 		auto result = new EmailVerificationCode(db);
 		return Poco::AutoPtr<EmailVerificationCode>(result);
 	}
 
-	Poco::AutoPtr<EmailVerificationCode> EmailVerificationCode::create()
+	Poco::AutoPtr<EmailVerificationCode> EmailVerificationCode::create(model::table::EmailOptInType type/* = EMAIL_OPT_IN_REGISTER*/)
 	{
 		auto code = createEmailVerificationCode();
-		auto db = new model::table::EmailOptIn(code);
+		auto db = new model::table::EmailOptIn(code, type);
 		auto result = new EmailVerificationCode(db);
 		return Poco::AutoPtr<EmailVerificationCode>(result);
 	}
diff --git a/src/cpp/controller/EmailVerificationCode.h b/src/cpp/controller/EmailVerificationCode.h
index 20703dfc8..8b94d06bb 100644
--- a/src/cpp/controller/EmailVerificationCode.h
+++ b/src/cpp/controller/EmailVerificationCode.h
@@ -12,8 +12,8 @@ namespace controller {
 		
 		~EmailVerificationCode();
 
-		static Poco::AutoPtr<EmailVerificationCode> create(int user_id);
-		static Poco::AutoPtr<EmailVerificationCode> create();
+		static Poco::AutoPtr<EmailVerificationCode> create(int user_id, model::table::EmailOptInType type = model::table::EMAIL_OPT_IN_REGISTER);
+		static Poco::AutoPtr<EmailVerificationCode> create(model::table::EmailOptInType type = model::table::EMAIL_OPT_IN_REGISTER);
 		inline Poco::AutoPtr<model::table::EmailOptIn> getModel() { return _getModel<model::table::EmailOptIn>(); }
 
 		std::string getLink();
diff --git a/src/cpp/controller/User.h b/src/cpp/controller/User.h
index d42757599..1bd3ed62c 100644
--- a/src/cpp/controller/User.h
+++ b/src/cpp/controller/User.h
@@ -15,8 +15,8 @@ namespace controller {
 		static Poco::AutoPtr<User> create();
 		static Poco::AutoPtr<User> create(const std::string& email, const std::string& first_name, const std::string& last_name, Poco::UInt64 passwordHashed = 0, std::string languageKey = "de");
 
-		inline int load(const std::string& email) { return getModel()->loadFromDB("email", email); }
-		inline int load(int user_id) { return getModel()->loadFromDB("id", user_id); }
+		inline size_t load(const std::string& email) { return getModel()->loadFromDB("email", email); }
+		inline size_t load(int user_id) { return getModel()->loadFromDB("id", user_id); }
 		int load(const unsigned char* pubkey_array);
 
 		inline Poco::AutoPtr<model::table::User> getModel() { return _getModel<model::table::User>(); }
diff --git a/src/cpp/model/Email.cpp b/src/cpp/model/Email.cpp
index 4779cac1d..15b2a13e5 100644
--- a/src/cpp/model/Email.cpp
+++ b/src/cpp/model/Email.cpp
@@ -48,6 +48,12 @@ Gradido Login Server\
 	{
 	}
 
+	Email::Email(AutoPtr<controller::User> user, EmailType type)
+		: mUser(user), mType(type)
+	{
+
+	}
+
 	Email::~Email()
 	{
 		while (mAdditionalStringPartSrcs.size() > 0) {
diff --git a/src/cpp/model/Email.h b/src/cpp/model/Email.h
index e3be467ac..8fe0e85cc 100644
--- a/src/cpp/model/Email.h
+++ b/src/cpp/model/Email.h
@@ -35,6 +35,7 @@ namespace model {
 	{
 	public:
 		Email(AutoPtr<controller::EmailVerificationCode> emailVerification, AutoPtr<controller::User> user, EmailType type);
+		Email(AutoPtr<controller::User> user, EmailType type);
 		//! \param errors copy errors into own memory
 		Email(const std::string& errorHtml, EmailType type);
 		~Email();
diff --git a/src/cpp/model/Session.cpp b/src/cpp/model/Session.cpp
index a7e18700b..917088ce4 100644
--- a/src/cpp/model/Session.cpp
+++ b/src/cpp/model/Session.cpp
@@ -9,6 +9,7 @@
 #include "../SingletonManager/SessionManager.h"
 #include "../SingletonManager/ConnectionManager.h"
 #include "../SingletonManager/ErrorManager.h"
+#include "../SingletonManager/EmailManager.h"
 
 #include "../tasks/PrepareEmailTask.h"
 #include "../tasks/SendEmailTask.h"
@@ -18,6 +19,8 @@
 
 #include "../controller/User.h"
 
+#include "table/ModelBase.h"
+
 
 #include "sodium.h"
 
@@ -379,9 +382,27 @@ int Session::updateEmailVerification(Poco::UInt64 emailVerificationCode)
 	return 0;
 }
 
-bool Session::createNewEmailVerificationCode()
+
+bool Session::resetPassword(Poco::AutoPtr<controller::User> user, bool passphraseMemorized)
 {
-	mEmailVerificationCodeObject = controller::EmailVerificationCode::create(mNewUser->getModel()->getID());
+	mNewUser = user;
+	if (passphraseMemorized) {
+		mEmailVerificationCodeObject = controller::EmailVerificationCode::create(mNewUser->getModel()->getID(), model::table::EMAIL_OPT_IN_RESET_PASSWORD);
+		auto emailVerificationModel = mEmailVerificationCodeObject->getModel();
+		UniLib::controller::TaskPtr insertEmailVerificationCode(
+			new model::table::ModelInsertTask(emailVerificationModel, true)
+		);
+		insertEmailVerificationCode->scheduleTask(insertEmailVerificationCode);
+		UniLib::controller::TaskPtr sendEmail(new SendEmailTask(
+			new model::Email(mEmailVerificationCodeObject, mNewUser, model::EMAIL_USER_RESET_PASSWORD),
+			ServerConfig::g_CPUScheduler, 1)
+		);
+		sendEmail->setParentTaskPtrInArray(insertEmailVerificationCode, 0);
+		sendEmail->scheduleTask(sendEmail);
+	}
+	else {
+		EmailManager::getInstance()->addEmail(new model::Email(user, model::EMAIL_ADMIN_RESET_PASSWORD_REQUEST_WITHOUT_MEMORIZED_PASSPHRASE));
+	}
 
 	return true;
 }
diff --git a/src/cpp/model/Session.h b/src/cpp/model/Session.h
index fc576c25e..044270222 100644
--- a/src/cpp/model/Session.h
+++ b/src/cpp/model/Session.h
@@ -90,7 +90,8 @@ public:
 	//!         0 = ok
 	int updateEmailVerification(Poco::UInt64 emailVerificationCode);
 
-	bool createNewEmailVerificationCode();
+	// called from page with same name
+	bool resetPassword(Poco::AutoPtr<controller::User> user, bool passphraseMemorized);
 
 	Poco::Net::HTTPCookie getLoginCookie();
 
diff --git a/src/cpp/model/TransactionBase.h b/src/cpp/model/TransactionBase.h
index c808dad90..84406fddb 100644
--- a/src/cpp/model/TransactionBase.h
+++ b/src/cpp/model/TransactionBase.h
@@ -9,6 +9,8 @@
 #ifndef GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_BASE_INCLUDE
 #define GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_BASE_INCLUDE
 
+#pragma warning(disable:4800)
+
 #include "../lib/ErrorList.h"
 #include "../proto/gradido/BasicTypes.pb.h"
 #include "../SingletonManager/MemoryManager.h"
diff --git a/src/cpp/model/TransactionCreation.h b/src/cpp/model/TransactionCreation.h
index af489c5c7..6db89f3e7 100644
--- a/src/cpp/model/TransactionCreation.h
+++ b/src/cpp/model/TransactionCreation.h
@@ -9,6 +9,8 @@
 #ifndef GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_CREATION_INCLUDE
 #define GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_CREATION_INCLUDE
 
+#pragma warning(disable:4800)
+
 #include "TransactionBase.h"
 #include "../proto/gradido/TransactionCreation.pb.h"
 #include "User.h"
diff --git a/src/cpp/model/TransactionTransfer.h b/src/cpp/model/TransactionTransfer.h
index 01b8e2984..dc94e8c5b 100644
--- a/src/cpp/model/TransactionTransfer.h
+++ b/src/cpp/model/TransactionTransfer.h
@@ -9,6 +9,8 @@
 #ifndef GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_TRANSFER_INCLUDE
 #define GRADIDO_LOGIN_SERVER_MODEL_TRANSACTION_TRANSFER_INCLUDE
 
+#pragma warning(disable:4800)
+
 #include "TransactionBase.h"
 #include "../proto/gradido/Transfer.pb.h"
 
diff --git a/src/cpp/model/table/ElopageBuy.cpp b/src/cpp/model/table/ElopageBuy.cpp
index c6005a1be..f4b667487 100644
--- a/src/cpp/model/table/ElopageBuy.cpp
+++ b/src/cpp/model/table/ElopageBuy.cpp
@@ -1,4 +1,5 @@
 #include "ElopageBuy.h"
+#include "Poco/DateTimeFormatter.h"
 
 using namespace Poco::Data::Keywords;
 
@@ -66,6 +67,22 @@ namespace model {
 			return insert;
 
 		}
+
+		std::string ElopageBuy::toString()
+		{
+			std::stringstream ss;
+			ss << "affiliate program id: " << mIDs[ELOPAGE_BUY_AFFILIATE_PROGRAM_ID] << std::endl;
+			ss << "publisher id: " << mIDs[ELOPAGE_BUY_PUBLISHER_ID] << std::endl;
+			ss << "order id: " << mIDs[ELOPAGE_BUY_ORDER_ID] << std::endl;
+			ss << "product id: " << mIDs[ELOPAGE_BUY_PRODUCT_ID] << std::endl;
+			ss << "product price: " << mIDs[ELOPAGE_BUY_PRODUCT_PRICE] << std::endl;
+			ss << "payer email: " << mPayerEmail << std::endl;
+			ss << "publisher email: " << mPublisherEmail << std::endl;
+			ss << "payed: " << mPayed << std::endl;
+			ss << "success date: " << Poco::DateTimeFormatter::format(mSuccessDate, "%d.%m.%Y %H:%M:%S") << std::endl;
+			ss << "event: " << mEvent << std::endl;
+			return ss.str();
+		}
 		
 		Poco::Data::Statement ElopageBuy::_loadFromDB(Poco::Data::Session session, const std::string& fieldName)
 		{
diff --git a/src/cpp/model/table/ElopageBuy.h b/src/cpp/model/table/ElopageBuy.h
index cde99c9ca..d7ad1c5a8 100644
--- a/src/cpp/model/table/ElopageBuy.h
+++ b/src/cpp/model/table/ElopageBuy.h
@@ -36,6 +36,7 @@ namespace model {
 			// generic db operations
 			const char* getTableName() { return "elopage_buys"; }
 			
+			std::string toString();
 			
 		protected:
 			Poco::Data::Statement _loadFromDB(Poco::Data::Session session, const std::string& fieldName);
diff --git a/src/cpp/model/table/EmailOptIn.cpp b/src/cpp/model/table/EmailOptIn.cpp
index 66fbc3ab3..dc5146c1b 100644
--- a/src/cpp/model/table/EmailOptIn.cpp
+++ b/src/cpp/model/table/EmailOptIn.cpp
@@ -6,14 +6,14 @@ using namespace Poco::Data::Keywords;
 
 namespace model {
 	namespace table {
-		EmailOptIn::EmailOptIn(const Poco::UInt64& code, int user_id)
-			: mUserId(user_id), mEmailVerificationCode(code)
+		EmailOptIn::EmailOptIn(const Poco::UInt64& code, int user_id, EmailOptInType type/* = EMAIL_OPT_IN_REGISTER*/)
+			: mUserId(user_id), mEmailVerificationCode(code), mType(type)
 		{
 			
 		}
 
-		EmailOptIn::EmailOptIn(const Poco::UInt64& code)
-			: mUserId(0), mEmailVerificationCode(code)
+		EmailOptIn::EmailOptIn(const Poco::UInt64& code, EmailOptInType type/* = EMAIL_OPT_IN_REGISTER*/)
+			: mUserId(0), mEmailVerificationCode(code), mType(type)
 		{
 
 		}
@@ -36,8 +36,8 @@ namespace model {
 
 			lock();
 			insert << "INSERT INTO " << getTableName()
-				<< " (user_id, verification_code) VALUES(?,?)"
-				, bind(mUserId), bind(mEmailVerificationCode);
+				<< " (user_id, verification_code, email_opt_in_type_id) VALUES(?,?,?))"
+				, bind(mUserId), bind(mEmailVerificationCode), bind(mType);
 			unlock();
 			return insert;
 		}
@@ -47,12 +47,33 @@ namespace model {
 		{
 			Poco::Data::Statement select(session);
 
-			select << "SELECT user_id, verification_code FROM " << getTableName()
+			int iType = 0;
+			select << "SELECT user_id, verification_code, email_opt_in_type_id FROM " << getTableName()
 				<< " where " << fieldName << " = ?"
-				, into(mUserId), into(mEmailVerificationCode);
+				, into(mUserId), into(mEmailVerificationCode), into(iType);
+
+			mType = static_cast<EmailOptInType>(iType);
 
 			return select;
 		}
+
+		std::string EmailOptIn::toString()
+		{
+			std::stringstream ss;
+			ss << "code: " << mEmailVerificationCode << std::endl;
+			ss << "user_id: " << mUserId << std::endl;
+			ss << "type: " << typeToString(mType) << std::endl;
+			return ss.str();
+		}
+
+		const char* EmailOptIn::typeToString(EmailOptInType type)
+		{
+			switch (type) {
+			case EMAIL_OPT_IN_REGISTER: return "register";
+			case EMAIL_OPT_IN_RESET_PASSWORD: return "resetPassword";
+			default: return "<unknown>";
+			}
+		}
 	}
 }
 
diff --git a/src/cpp/model/table/EmailOptIn.h b/src/cpp/model/table/EmailOptIn.h
index 73bce2028..578915511 100644
--- a/src/cpp/model/table/EmailOptIn.h
+++ b/src/cpp/model/table/EmailOptIn.h
@@ -8,19 +8,28 @@
 
 namespace model {
 	namespace table {
+
+		enum EmailOptInType {
+			EMAIL_OPT_IN_REGISTER = 1,
+			EMAIL_OPT_IN_RESET_PASSWORD = 2
+		};
+
 		class EmailOptIn : public ModelBase
 		{
 		public:
-			EmailOptIn(const Poco::UInt64& code, int user_id);
-			EmailOptIn(const Poco::UInt64& code);
+			EmailOptIn(const Poco::UInt64& code, int user_id, EmailOptInType type);
+			EmailOptIn(const Poco::UInt64& code, EmailOptInType type);
 			EmailOptIn();
 			~EmailOptIn();
 
 			// generic db operations
 			const char* getTableName() { return "email_opt_in"; }
+			std::string toString();
 			
 			inline Poco::UInt64 getCode() const { return mEmailVerificationCode; }
 			inline void setCode(Poco::UInt64 code) { mEmailVerificationCode = code; }
+
+			static const char* typeToString(EmailOptInType type);
 		protected:
 			Poco::Data::Statement _loadFromDB(Poco::Data::Session session, const std::string& fieldName);
 			Poco::Data::Statement _insertIntoDB(Poco::Data::Session session);
@@ -28,6 +37,8 @@ namespace model {
 			// data type must be a multiple of 4
 			Poco::UInt64 mEmailVerificationCode;
 			int			 mUserId;
+			EmailOptInType mType;
+			
 		};
 
 	}
diff --git a/src/cpp/model/table/ModelBase.cpp b/src/cpp/model/table/ModelBase.cpp
index 95c6288e8..52c5f31cb 100644
--- a/src/cpp/model/table/ModelBase.cpp
+++ b/src/cpp/model/table/ModelBase.cpp
@@ -10,8 +10,8 @@
 namespace model {
 	namespace table {
 
-		ModelInsertTask::ModelInsertTask(Poco::AutoPtr<ModelBase> model)
-			: UniLib::controller::CPUTask(ServerConfig::g_CPUScheduler), mModel(model)
+		ModelInsertTask::ModelInsertTask(Poco::AutoPtr<ModelBase> model, bool emailErrors /* = false */)
+			: UniLib::controller::CPUTask(ServerConfig::g_CPUScheduler), mModel(model), mEmailErrors(emailErrors)
 		{
 #ifdef _UNI_LIB_DEBUG
 			setName(model->getTableName());
@@ -21,8 +21,12 @@ namespace model {
 
 		int ModelInsertTask::run()
 		{
-			mModel->insertIntoDB();
-			return 0;
+			auto result = mModel->insertIntoDB();
+			if (mModel->errorCount() > 0 && mEmailErrors) {
+				mModel->sendErrorsAsEmail();
+			}
+			return !result;
+			//return 0;
 		}
 
 		// ---------------------------------------------------------------------------------------------------
@@ -41,13 +45,16 @@ namespace model {
 
 			size_t resultCount = 0;
 			try {
+				
 				return insert.execute() == 1;
 			}
 			catch (Poco::Exception& ex) {
 				lock();
 				addError(new ParamError(getTableName(), "mysql error by insert", ex.displayText().data()));
+				addError(new ParamError(getTableName(), "data set: ", toString().data()));
 				unlock();
 			}
+			//printf("data valid: %s\n", toString().data());
 			return false;
 		}
 
diff --git a/src/cpp/model/table/ModelBase.h b/src/cpp/model/table/ModelBase.h
index 6794c2fe2..2b9f3067e 100644
--- a/src/cpp/model/table/ModelBase.h
+++ b/src/cpp/model/table/ModelBase.h
@@ -22,6 +22,7 @@ namespace model {
 			virtual ~ModelBase();
 
 			virtual const char* getTableName() = 0;
+			virtual std::string toString() = 0;
 			
 			template<class T> size_t updateIntoDB(const std::string& fieldName, const T& fieldValue );
 			template<class T> size_t loadFromDB(const std::string& fieldName, const T& fieldValue);
@@ -100,13 +101,14 @@ namespace model {
 		class ModelInsertTask : public UniLib::controller::CPUTask
 		{
 		public:
-			ModelInsertTask(Poco::AutoPtr<ModelBase> model);
+			ModelInsertTask(Poco::AutoPtr<ModelBase> model, bool emailErrors = false);
 
 			int run();
 			const char* getResourceType() const { return "ModelInsertTask"; };
 
 		protected:
 			Poco::AutoPtr<ModelBase> mModel;
+			bool mEmailErrors;
 
 		};
 
@@ -115,8 +117,8 @@ namespace model {
 		class ModelUpdateTask : public UniLib::controller::CPUTask
 		{
 		public:
-			ModelUpdateTask(Poco::AutoPtr<ModelBase> model, const std::string& fieldName, const T& fieldValue)
-				: UniLib::controller::CPUTask(ServerConfig::g_CPUScheduler), mModel(model), mFieldName(fieldName), mFieldValue(fieldValue)
+			ModelUpdateTask(Poco::AutoPtr<ModelBase> model, const std::string& fieldName, const T& fieldValue, bool emailErrors = false)
+				: UniLib::controller::CPUTask(ServerConfig::g_CPUScheduler), mModel(model), mFieldName(fieldName), mFieldValue(fieldValue), mEmailErrors(emailErrors)
 			{
 #ifdef _UNI_LIB_DEBUG
 				setName(model->getTableName());
@@ -124,7 +126,11 @@ namespace model {
 			}
 
 			int run() {
-				mModel->updateIntoDB(mFieldName, mFieldValue);
+				auto result = mModel->updateIntoDB(mFieldName, mFieldValue);
+				if (mModel->errorCount() > 0 && mEmailErrors) {
+					mModel->sendErrorsAsEmail();
+				}
+				return !(result > 0);
 			}
 			const char* getResourceType() const { return "ModelUpdateTask"; };
 
@@ -132,6 +138,7 @@ namespace model {
 			Poco::AutoPtr<ModelBase> mModel;
 			std::string mFieldName;
 			T mFieldValue;
+			bool mEmailErrors;
 		};
 
 
diff --git a/src/cpp/model/table/User.cpp b/src/cpp/model/table/User.cpp
index 5fa9bb954..396a58765 100644
--- a/src/cpp/model/table/User.cpp
+++ b/src/cpp/model/table/User.cpp
@@ -2,6 +2,10 @@
 
 #include "Poco/Data/Binding.h"
 
+#include "sodium.h"
+
+#include "../../SingletonManager/MemoryManager.h"
+
 using namespace Poco::Data::Keywords;
 
 namespace model {
@@ -65,11 +69,63 @@ namespace model {
 		{
 
 			Poco::Data::Statement select(session);
-			int email_checked = 0;
+
 			select << "SELECT id, email, first_name, last_name, password, pubkey, privkey, email_checked, language from " << getTableName() << " where " << fieldName << " = ?",
-				into(mID), into(mEmail), into(mFirstName), into(mLastName), into(mPasswordHashed), into(mPublicKey), into(mPrivateKey), into(email_checked), into(mLanguageKey);
+				into(mID), into(mEmail), into(mFirstName), into(mLastName), into(mPasswordHashed), into(mPublicKey), into(mPrivateKey), into(mEmailChecked), into(mLanguageKey);
+
 
 			return select;
 		}
+
+		/*
+		std::string mEmail;
+		std::string mFirstName;
+		std::string mLastName;
+
+		Poco::UInt64 mPasswordHashed;
+
+		Poco::Nullable<Poco::Data::BLOB> mPublicKey;
+		Poco::Nullable<Poco::Data::BLOB> mPrivateKey;
+		// created: Mysql DateTime
+
+		bool mEmailChecked;
+		std::string mLanguageKey;
+
+		char *sodium_bin2hex(char * const hex, const size_t hex_maxlen,
+		const unsigned char * const bin, const size_t bin_len);
+		*/
+		std::string User::toString()
+		{
+			auto mm = MemoryManager::getInstance();
+			auto pubkeyHex = mm->getFreeMemory(65);
+			auto privkeyHex = mm->getFreeMemory(161);
+			//char pubkeyHex[65], privkeyHex[161];
+			
+			//memset(pubkeyHex, 0, 65);
+			//memset(privkeyHex, 0, 161);
+			memset(*pubkeyHex, 0, 65);
+			memset(*privkeyHex, 0, 161);
+
+			std::stringstream ss;
+
+			if (!mPublicKey.isNull()) {
+				sodium_bin2hex(*pubkeyHex, 65, mPublicKey.value().content().data(), mPublicKey.value().content().size());
+			}
+			if (!mPrivateKey.isNull()) {
+				sodium_bin2hex(*privkeyHex, 161, mPrivateKey.value().content().data(), mPrivateKey.value().content().size());
+			}
+			
+			ss << mFirstName << " " << mLastName << " <" << mEmail << ">" << std::endl;
+			ss << "password hash: " << mPasswordHashed << std::endl;
+			ss << "public key: " << (char*)*pubkeyHex << std::endl;
+			ss << "private key: " << (char*)*privkeyHex << std::endl;
+			ss << "email checked: " << mEmailChecked << std::endl;
+			ss << "language key: " << mLanguageKey << std::endl;
+
+			mm->releaseMemory(pubkeyHex);
+			mm->releaseMemory(privkeyHex);
+
+			return ss.str();
+		}
 	}
 }
\ No newline at end of file
diff --git a/src/cpp/model/table/User.h b/src/cpp/model/table/User.h
index 9073d6ffb..017eb9481 100644
--- a/src/cpp/model/table/User.h
+++ b/src/cpp/model/table/User.h
@@ -31,7 +31,7 @@ namespace model {
 
 			// generic db operations
 			const char* getTableName() { return "users"; }
-			
+			std::string toString();
 			
 
 			// default getter unlocked