diff --git a/Library/Rainmeter.cpp b/Library/Rainmeter.cpp
index feda7293..f2688414 100644
--- a/Library/Rainmeter.cpp
+++ b/Library/Rainmeter.cpp
@@ -2149,15 +2149,7 @@ int CRainmeter::Initialize(HWND Parent, HINSTANCE Instance, LPCSTR szPath)
 	}
 
 	// Create meter windows for active configs
-	std::multimap<int, int>::const_iterator iter = m_ConfigOrders.begin();
-	for ( ; iter != m_ConfigOrders.end(); ++iter)
-	{
-		const CONFIG& config = m_ConfigStrings[(*iter).second];
-		if (config.active > 0 && config.active <= (int)config.iniFiles.size())
-		{
-			ActivateConfig((*iter).second, config.active - 1);
-		}
-	}
+	ActivateActiveConfigs();
 
 	return Result;	// Alles OK
 }
@@ -2195,6 +2187,19 @@ void CRainmeter::ReloadSettings()
 	ReadGeneralSettings(m_IniFile);
 }
 
+void CRainmeter::ActivateActiveConfigs()
+{
+	std::multimap<int, int>::const_iterator iter = m_ConfigOrders.begin();
+	for ( ; iter != m_ConfigOrders.end(); ++iter)
+	{
+		const CONFIG& config = m_ConfigStrings[(*iter).second];
+		if (config.active > 0 && config.active <= (int)config.iniFiles.size())
+		{
+			ActivateConfig((*iter).second, config.active - 1);
+		}
+	}
+}
+
 void CRainmeter::ActivateConfig(int configIndex, int iniIndex)
 {
 	if (configIndex >= 0 && configIndex < (int)m_ConfigStrings.size())
@@ -3580,15 +3585,7 @@ void CRainmeter::LoadTheme(const std::wstring& name)
 	ReloadSettings();
 
 	// Create meter windows for active configs
-	std::multimap<int, int>::const_iterator iter = m_ConfigOrders.begin();
-	for ( ; iter != m_ConfigOrders.end(); ++iter)
-	{
-		const CONFIG& config = m_ConfigStrings[(*iter).second];
-		if (config.active > 0 && config.active <= (int)config.iniFiles.size())
-		{
-			ActivateConfig((*iter).second, config.active - 1);
-		}
-	}
+	ActivateActiveConfigs();
 }
 
 void CRainmeter::PreserveSetting(const std::wstring& from, LPCTSTR key, bool replace)
diff --git a/Library/Rainmeter.h b/Library/Rainmeter.h
index 13959627..19739a9f 100644
--- a/Library/Rainmeter.h
+++ b/Library/Rainmeter.h
@@ -268,6 +268,7 @@ public:
 	friend class CDialogManage;
 
 private:
+	void ActivateActiveConfigs();
 	void CreateMeterWindow(const std::wstring& path, const std::wstring& config, const std::wstring& iniFile);
 	bool DeleteMeterWindow(CMeterWindow* meterWindow, bool bLater);
 	void WriteActive(const std::wstring& config, int iniIndex);
diff --git a/Library/System.cpp b/Library/System.cpp
index 812f1093..33e68891 100644
--- a/Library/System.cpp
+++ b/Library/System.cpp
@@ -1141,10 +1141,8 @@ bool CSystem::CopyFiles(const std::wstring& strFrom, const std::wstring& strTo,
 	std::wstring tmpFrom(strFrom), tmpTo(strTo);
 
 	// The strings must end with double nul
-	tmpFrom.append(L"0");
-	tmpFrom[tmpFrom.size() - 1] = L'\0';
-	tmpTo.append(L"0");
-	tmpTo[tmpTo.size() - 1] = L'\0';
+	tmpFrom.append(1, L'\0');
+	tmpTo.append(1, L'\0');
 
 	SHFILEOPSTRUCT fo = {0};
 	fo.wFunc = bMove ? FO_MOVE : FO_COPY;
@@ -1190,8 +1188,7 @@ bool CSystem::RemoveFolder(const std::wstring& strFolder)
 	std::wstring tmpFolder(strFolder);
 
 	// The strings must end with double nul
-	tmpFolder.append(L"0");
-	tmpFolder[tmpFolder.size() - 1] = L'\0';
+	tmpFolder.append(1, L'\0');
 
 	SHFILEOPSTRUCT fo = {0};
 	fo.wFunc = FO_DELETE;