diff --git a/code/ryzom/client/src/interface_v3/interface_manager.cpp b/code/ryzom/client/src/interface_v3/interface_manager.cpp
index b89566ecd..6f4f31d14 100644
--- a/code/ryzom/client/src/interface_v3/interface_manager.cpp
+++ b/code/ryzom/client/src/interface_v3/interface_manager.cpp
@@ -2925,7 +2925,7 @@ void CInterfaceManager::initEmotes()
 	CSkillManager		*pSM = CSkillManager::getInstance();
 
 	betaTester = pSM->isTitleUnblocked(CHARACTER_TITLE::FBT);
-	string	previousMind = "";
+	string	previousMind;
 	CGroupSubMenu *pFirstMenu = 0;
 
 	for (list<CEmoteEntry>::const_iterator it = entries.begin(); it != entries.end(); it++)
diff --git a/code/ryzom/client/src/login_progress_post_thread.cpp b/code/ryzom/client/src/login_progress_post_thread.cpp
index bc833fb04..76ce9c2e3 100644
--- a/code/ryzom/client/src/login_progress_post_thread.cpp
+++ b/code/ryzom/client/src/login_progress_post_thread.cpp
@@ -85,7 +85,7 @@ static std::string sizeToHumanStd(uint64 size)
 static std::string getVideoInfoDeviceName()
 {
 	uint64 version;
-	std::string ret = "";
+	std::string ret;
 	bool ok = CSystemInfo::getVideoInfo(ret, version);
 	if (ok)
 	{
diff --git a/code/ryzom/client/src/misc.cpp b/code/ryzom/client/src/misc.cpp
index 9adf00a9a..7e018a576 100644
--- a/code/ryzom/client/src/misc.cpp
+++ b/code/ryzom/client/src/misc.cpp
@@ -920,7 +920,7 @@ std::string getStringCategory(const ucstring &src, ucstring &dest, bool alwaysAd
 
 std::string getStringCategoryIfAny(const ucstring &src, ucstring &dest)
 {
-	std::string colorCode = "";
+	std::string colorCode;
 	if (src.size() >= 3)
 	{
 		uint startPos = 0;
diff --git a/code/ryzom/client/src/net_manager.cpp b/code/ryzom/client/src/net_manager.cpp
index 4b37b698a..0d369fe85 100644
--- a/code/ryzom/client/src/net_manager.cpp
+++ b/code/ryzom/client/src/net_manager.cpp
@@ -4109,7 +4109,7 @@ void	CNetManagerMulti::init( const std::string& cookie, const std::string& addr
 
 //
 uint32					ShardId = 0;
-std::string				WebServer = "";
+std::string				WebServer;
 
 
 
diff --git a/code/ryzom/client/src/r2/displayer_visual_entity.cpp b/code/ryzom/client/src/r2/displayer_visual_entity.cpp
index 37632f4d4..5bc8638f0 100644
--- a/code/ryzom/client/src/r2/displayer_visual_entity.cpp
+++ b/code/ryzom/client/src/r2/displayer_visual_entity.cpp
@@ -564,7 +564,7 @@ void CDisplayerVisualEntity::updateWorldMapPresence()
 				_MapDeco.setDisplayedInstance(getDisplayedInstance(), true);
 				// retrieve icon from the displayed object (lua code)
 				CLuaState &ls = getEditor().getLua();
-				std::string texName = "";
+				std::string texName;
 				{
 					CLuaStackChecker lsc(&ls);
 					if (getDisplayedInstance()->getLuaProjection().callMethodByNameNoThrow("getSelectBarIcon", 0, 1))
@@ -984,7 +984,7 @@ void CDisplayerVisualEntity::updateName()
 				break;
 			}
 		}
-		std::string firstPart = "";
+		std::string firstPart;
 		if(actNb>0)
 			firstPart = CI18N::get("uiR2EDDefaultActTitle").toString() + " " + NLMISC::toString(actNb);
 
diff --git a/code/ryzom/client/src/r2/dmc/client_edition_module.cpp b/code/ryzom/client/src/r2/dmc/client_edition_module.cpp
index 0a5f74cc5..93978800d 100644
--- a/code/ryzom/client/src/r2/dmc/client_edition_module.cpp
+++ b/code/ryzom/client/src/r2/dmc/client_edition_module.cpp
@@ -1116,12 +1116,12 @@ void CClientEditionModule::startingScenario(class NLNET::IModuleProxy * /* serve
 
 
 		uint32 myUserId = NetMngr.getUserId();
-		std::string connectionState = "";
+		std::string connectionState;
 
 		if (myUserId == (charId>>4) || ClientCfg.Local)
 		{
 
-			std::string errorMsg = "";
+			std::string errorMsg;
 
 			CObject* hlScenario = _Scenario->getHighLevel();
 			hlData.setData(hlScenario); // clone before modify by translateFeatures
@@ -2425,10 +2425,10 @@ bool CClientEditionModule::addToLoadList( const std::string& filename, CScenario
 void CClientEditionModule::loadScenarioSucceded(const std::string& filename, const std::string& body, const CScenarioValidator::TValues& values)
 {
 	//H_AUTO(R2_CClientEditionModule_loadScenarioSucceded)
-	string initialIsland="", initialEntryPoint="", initialSeason = "";
-	string creatorMD5 = "", modifiedByMD5="";
-	string name = "";
-	string locked = "";
+	string initialIsland, initialEntryPoint, initialSeason;
+	string creatorMD5, modifiedByMD5;
+	string name;
+	string locked;
 	for(uint i=0; i<values.size(); i++)
 	{
 		const std::pair<std::string, std::string>& pair = values[i];
diff --git a/code/ryzom/client/src/r2/dmc/com_lua_module.cpp b/code/ryzom/client/src/r2/dmc/com_lua_module.cpp
index c9b6a6df2..b73813786 100644
--- a/code/ryzom/client/src/r2/dmc/com_lua_module.cpp
+++ b/code/ryzom/client/src/r2/dmc/com_lua_module.cpp
@@ -834,7 +834,7 @@ sint CComLuaModule::luaRequestEraseNode(lua_State* state)
 	if (args>2) { luaL_checknumber(state, 3); }
 
 	std::string instanceId(lua_tostring(state, 1));
-	std::string attrName = "";
+	std::string attrName;
 	sint position = -1;
 	if (args>1){ attrName = lua_tostring(state, 2);}
 	if (args>2){ position = static_cast<sint>(lua_tonumber(state, 3));}
@@ -1255,7 +1255,7 @@ CObject* CComLuaModule::getObjectFromLua(lua_State* state, sint idx)
 			lua_pushnil(state);
 			while (lua_next(state, -2) != 0)
 			{
-				std::string key = "";
+				std::string key;
 				if ( lua_type(state, -2) == LUA_TSTRING)
 				{
 					key = lua_tostring(state, -2);
@@ -1285,7 +1285,7 @@ CObject* CComLuaModule::getObjectFromLua(lua_State* state, sint idx)
 CObject* CComLuaModule::loadLocal(const std::string& filename, const CScenarioValidator::TValues& values)
 {
 	CScenarioValidator::TValues::const_iterator first(values.begin()), last(values.end());
-	std::string name = "";
+	std::string name;
 	for (; first != last; ++first)
 	{
 		if (first->first == "Name" ) { name = first->second; }
@@ -1347,7 +1347,7 @@ bool CComLuaModule::loadUserComponent(const std::string& filename)
 CObject* CComLuaModule::loadFromBuffer(const std::string& data, const std::string& filename, const CScenarioValidator::TValues& values)
 {
 	CScenarioValidator::TValues::const_iterator first(values.begin()), last(values.end());
-	std::string name = "";
+	std::string name;
 	for (; first != last; ++first)
 	{
 		if (first->first == "Name" ) { name = first->second; }
diff --git a/code/ryzom/client/src/r2/dmc/dmc.cpp b/code/ryzom/client/src/r2/dmc/dmc.cpp
index 4642dfa10..0659f0a56 100644
--- a/code/ryzom/client/src/r2/dmc/dmc.cpp
+++ b/code/ryzom/client/src/r2/dmc/dmc.cpp
@@ -267,7 +267,7 @@ void CDynamicMapClient::save(const std::string& /* filename */)
 void CDynamicMapClient::saveRtData(const std::string& filename)
 {
 	//H_AUTO(R2_CDynamicMapClient_saveRtData)
-	std::string name = "";
+	std::string name;
 	name += filename;
 	//std::ostringstream out2;
 	std::string out2;