diff --git a/radiant/layers/LayerInfoFileModule.cpp b/radiant/layers/LayerInfoFileModule.cpp
index 4ea886629c..fd644c4a73 100644
--- a/radiant/layers/LayerInfoFileModule.cpp
+++ b/radiant/layers/LayerInfoFileModule.cpp
@@ -31,12 +31,21 @@ std::string LayerInfoFileModule::getName()
 	return "Layer Mapping";
 }
 
-void LayerInfoFileModule::onInfoFileSaveStart()
+void LayerInfoFileModule::clear()
 {
 	_layerInfoCount = 0;
 	_output.str(std::string());
 	_output.clear();
+	_layerNameBuffer.str(std::string());
 	_layerNameBuffer.clear();
+
+	_layerNames.clear();
+	_layerMappings.clear();
+}
+
+void LayerInfoFileModule::onInfoFileSaveStart()
+{
+	clear();
 }
 
 void LayerInfoFileModule::onBeginSaveMap(const scene::IMapRootNodePtr& root)
@@ -115,15 +124,12 @@ void LayerInfoFileModule::writeBlocks(std::ostream& stream)
 
 void LayerInfoFileModule::onInfoFileSaveFinished()
 {
-	_layerInfoCount = 0;
-	_output.str(std::string());
-	_output.clear();
+	clear();
 }
 
 void LayerInfoFileModule::onInfoFileLoadStart()
 {
-	_layerNames.clear();
-	_layerMappings.clear();
+	clear();
 }
 
 bool LayerInfoFileModule::canParseBlock(const std::string& blockName)
@@ -279,8 +285,7 @@ void LayerInfoFileModule::applyInfoToScene(const IMapRootNodePtr& root, const ma
 
 void LayerInfoFileModule::onInfoFileLoadFinished()
 {
-	_layerNames.clear();
-	_layerMappings.clear();
+	clear();
 }
 
 }
diff --git a/radiant/layers/LayerInfoFileModule.h b/radiant/layers/LayerInfoFileModule.h
index ef5b7c6fb1..e3603d6ec5 100644
--- a/radiant/layers/LayerInfoFileModule.h
+++ b/radiant/layers/LayerInfoFileModule.h
@@ -48,7 +48,7 @@ class LayerInfoFileModule :
 
 private:
 	void saveNode(const INodePtr& node);
-	void writeLayerNames(std::ostream& stream);
+	void clear();
 
 	void parseLayerNames(parser::DefTokeniser& tok);
 	void parseNodeToLayerMapping(parser::DefTokeniser& tok);
diff --git a/radiant/map/MapPropertyInfoFileModule.cpp b/radiant/map/MapPropertyInfoFileModule.cpp
index 955edff637..641ba21088 100644
--- a/radiant/map/MapPropertyInfoFileModule.cpp
+++ b/radiant/map/MapPropertyInfoFileModule.cpp
@@ -18,8 +18,15 @@ std::string MapPropertyInfoFileModule::getName()
 	return "Map Properties";
 }
 
+void MapPropertyInfoFileModule::clear()
+{
+	_store.clearProperties();
+}
+
 void MapPropertyInfoFileModule::onInfoFileSaveStart()
-{}
+{
+	clear();
+}
 
 void MapPropertyInfoFileModule::onBeginSaveMap(const scene::IMapRootNodePtr& root)
 {
@@ -62,12 +69,12 @@ void MapPropertyInfoFileModule::writeBlocks(std::ostream& stream)
 
 void MapPropertyInfoFileModule::onInfoFileSaveFinished()
 {
-	_store.clearProperties();
+	clear();
 }
 
 void MapPropertyInfoFileModule::onInfoFileLoadStart()
 {
-	_store.clearProperties();
+	clear();
 }
 
 bool MapPropertyInfoFileModule::canParseBlock(const std::string& blockName)
@@ -123,6 +130,7 @@ void MapPropertyInfoFileModule::applyInfoToScene(const scene::IMapRootNodePtr& r
 void MapPropertyInfoFileModule::onInfoFileLoadFinished()
 {
 	rMessage() << "[InfoFile]: Parsed " << _store.getPropertyCount() << " map properties." << std::endl;
+	clear();
 }
 
 }
diff --git a/radiant/map/MapPropertyInfoFileModule.h b/radiant/map/MapPropertyInfoFileModule.h
index 94bbdad213..d70ae1d9dc 100644
--- a/radiant/map/MapPropertyInfoFileModule.h
+++ b/radiant/map/MapPropertyInfoFileModule.h
@@ -32,6 +32,9 @@ class MapPropertyInfoFileModule :
 	void parseBlock(const std::string& blockName, parser::DefTokeniser& tok) override;
 	void applyInfoToScene(const scene::IMapRootNodePtr& root, const NodeIndexMap& nodeMap) override;
 	void onInfoFileLoadFinished() override;
+
+private:
+	void clear();
 };
 
 }
diff --git a/radiant/selection/group/SelectionGroupInfoFileModule.cpp b/radiant/selection/group/SelectionGroupInfoFileModule.cpp
index cf26158c34..676b69a493 100644
--- a/radiant/selection/group/SelectionGroupInfoFileModule.cpp
+++ b/radiant/selection/group/SelectionGroupInfoFileModule.cpp
@@ -28,14 +28,23 @@ std::string SelectionGroupInfoFileModule::getName()
 	return "Selection Groups";
 }
 
-void SelectionGroupInfoFileModule::onInfoFileSaveStart()
+void SelectionGroupInfoFileModule::clear()
 {
+	_groupInfo.clear();
+	_nodeMapping.clear();
+
 	_output.str(std::string());
 	_output.clear();
+	_selectionGroupBuffer.str(std::string());
 	_selectionGroupBuffer.clear();
 	_nodeInfoCount = 0;
 }
 
+void SelectionGroupInfoFileModule::onInfoFileSaveStart()
+{
+	clear();
+}
+
 void SelectionGroupInfoFileModule::onBeginSaveMap(const scene::IMapRootNodePtr& root)
 {
 	// Selection Group output
@@ -151,15 +160,12 @@ void SelectionGroupInfoFileModule::writeBlocks(std::ostream& stream)
 
 void SelectionGroupInfoFileModule::onInfoFileSaveFinished()
 {
-	_output.str(std::string());
-	_output.clear();
-	_nodeInfoCount = 0;
+	clear();
 }
 
 void SelectionGroupInfoFileModule::onInfoFileLoadStart()
 {
-	_groupInfo.clear();
-	_nodeMapping.clear();
+	clear();
 }
 
 bool SelectionGroupInfoFileModule::canParseBlock(const std::string& blockName)
@@ -346,8 +352,7 @@ void SelectionGroupInfoFileModule::applyInfoToScene(const scene::IMapRootNodePtr
 
 void SelectionGroupInfoFileModule::onInfoFileLoadFinished()
 {
-	_groupInfo.clear();
-	_nodeMapping.clear();
+	clear();
 }
 
 }
diff --git a/radiant/selection/group/SelectionGroupInfoFileModule.h b/radiant/selection/group/SelectionGroupInfoFileModule.h
index d7e9f382b5..f0b7b81829 100644
--- a/radiant/selection/group/SelectionGroupInfoFileModule.h
+++ b/radiant/selection/group/SelectionGroupInfoFileModule.h
@@ -57,6 +57,7 @@ class SelectionGroupInfoFileModule :
 	void saveNode(const scene::INodePtr& node, std::size_t entityNum, std::size_t primitiveNum);
 	void parseSelectionGroups(parser::DefTokeniser& tok);
 	void parseNodeMappings(parser::DefTokeniser& tok);
+	void clear();
 };
 
 }
diff --git a/radiant/selection/selectionset/SelectionSetInfoFileModule.cpp b/radiant/selection/selectionset/SelectionSetInfoFileModule.cpp
index d7b26484bb..6965fbca03 100644
--- a/radiant/selection/selectionset/SelectionSetInfoFileModule.cpp
+++ b/radiant/selection/selectionset/SelectionSetInfoFileModule.cpp
@@ -21,6 +21,12 @@ std::string SelectionSetInfoFileModule::getName()
 	return "Selection Set Mapping";
 }
 
+void SelectionSetInfoFileModule::clear()
+{
+	_importInfo.clear();
+	_exportInfo.clear();
+}
+
 void SelectionSetInfoFileModule::onBeginSaveMap(const scene::IMapRootNodePtr& root)
 {
 	// Visit all selection sets and assemble the info into the structures
@@ -39,7 +45,7 @@ void SelectionSetInfoFileModule::onFinishSaveMap(const scene::IMapRootNodePtr& r
 
 void SelectionSetInfoFileModule::onInfoFileSaveStart()
 {
-	_exportInfo.clear();
+	clear();
 }
 
 void SelectionSetInfoFileModule::onSavePrimitive(const scene::INodePtr& node, std::size_t entityNum, std::size_t primitiveNum)
@@ -107,12 +113,12 @@ void SelectionSetInfoFileModule::writeBlocks(std::ostream& stream)
 
 void SelectionSetInfoFileModule::onInfoFileSaveFinished()
 {
-	_exportInfo.clear();
+	clear();
 }
 
 void SelectionSetInfoFileModule::onInfoFileLoadStart()
 {
-	_importInfo.clear();
+	clear();
 }
 
 bool SelectionSetInfoFileModule::canParseBlock(const std::string& blockName)
@@ -228,7 +234,7 @@ void SelectionSetInfoFileModule::applyInfoToScene(const scene::IMapRootNodePtr&
 
 void SelectionSetInfoFileModule::onInfoFileLoadFinished()
 {
-	_importInfo.clear();
+	clear();
 }
 
 }
diff --git a/radiant/selection/selectionset/SelectionSetInfoFileModule.h b/radiant/selection/selectionset/SelectionSetInfoFileModule.h
index 09bce96d60..75ccc57000 100644
--- a/radiant/selection/selectionset/SelectionSetInfoFileModule.h
+++ b/radiant/selection/selectionset/SelectionSetInfoFileModule.h
@@ -58,6 +58,9 @@ class SelectionSetInfoFileModule :
 	void parseBlock(const std::string& blockName, parser::DefTokeniser& tok) override;
 	void applyInfoToScene(const scene::IMapRootNodePtr& root, const map::NodeIndexMap& nodeMap) override;
 	void onInfoFileLoadFinished() override;
+
+private:
+	void clear();
 };
 
 }