diff --git a/examples/SharedMemory/b3PluginManager.cpp b/examples/SharedMemory/b3PluginManager.cpp
index db7910e08..4f8528faf 100644
--- a/examples/SharedMemory/b3PluginManager.cpp
+++ b/examples/SharedMemory/b3PluginManager.cpp
@@ -36,6 +36,7 @@ struct b3Plugin
 	bool m_ownsPluginHandle;
 	bool m_isInitialized;
 	std::string m_pluginPath;
+	std::string m_pluginPostFix;
 	int m_pluginUniqueId;
 	PFN_INIT m_initFunc;
 	PFN_EXIT m_exitFunc;
@@ -93,6 +94,24 @@ struct b3Plugin
 		m_returnData = 0;
 		m_isInitialized = false;
 	}
+
+	const char* GetMapKey() const
+	{
+		return GetMapKey(m_pluginPath.c_str(), m_pluginPostFix.c_str());
+	}
+
+	static const char* GetMapKey(const char* path, const char* postFix)
+	{
+		if (path != nullptr && strlen(path) > 0)
+		{
+			return path;
+		}
+		else if (postFix != nullptr && strlen(postFix) > 0)
+		{
+			return postFix;
+		}
+		return "";
+	}
 };
 
 typedef b3PoolBodyHandle<b3Plugin> b3PluginHandle;
@@ -113,7 +132,7 @@ struct b3PluginManagerInternalData
 	int m_numNotificationPlugins;
 	int m_activeFileIOPluginUid;
 	b3BulletDefaultFileIO m_defaultFileIO;
-	
+
 	b3PluginManagerInternalData()
 		: m_physicsDirect(0), m_rpcCommandProcessorInterface(0), m_activeNotificationsBufferIndex(0), m_activeRendererPluginUid(-1), m_activeCollisionPluginUid(-1), m_numNotificationPlugins(0), m_activeFileIOPluginUid(-1)
 	{
@@ -180,7 +199,7 @@ int b3PluginManager::loadPlugin(const char* pluginPath, const char* postFixStr)
 {
 	int pluginUniqueId = -1;
 
-	int* pluginUidPtr = m_data->m_pluginMap.find(pluginPath);
+	int* pluginUidPtr = m_data->m_pluginMap.find(b3Plugin::GetMapKey(pluginPath, postFixStr));
 	if (pluginUidPtr)
 	{
 		//already loaded
@@ -217,7 +236,7 @@ int b3PluginManager::loadPlugin(const char* pluginPath, const char* postFixStr)
 			std::string getRendererStr = std::string("getRenderInterface") + postFix;
 			std::string getCollisionStr = std::string("getCollisionInterface") + postFix;
 			std::string getFileIOStr = std::string("getFileIOInterface") + postFix;
-			
+
 			plugin->m_initFunc = (PFN_INIT)B3_DYNLIB_IMPORT(pluginHandle, initStr.c_str());
 			plugin->m_exitFunc = (PFN_EXIT)B3_DYNLIB_IMPORT(pluginHandle, exitStr.c_str());
 			plugin->m_executeCommandFunc = (PFN_EXECUTE)B3_DYNLIB_IMPORT(pluginHandle, executePluginCommandStr.c_str());
@@ -234,7 +253,7 @@ int b3PluginManager::loadPlugin(const char* pluginPath, const char* postFixStr)
 			plugin->m_getRendererFunc = (PFN_GET_RENDER_INTERFACE)B3_DYNLIB_IMPORT(pluginHandle, getRendererStr.c_str());
 			plugin->m_getCollisionFunc = (PFN_GET_COLLISION_INTERFACE)B3_DYNLIB_IMPORT(pluginHandle, getCollisionStr.c_str());
 			plugin->m_getFileIOFunc = (PFN_GET_FILEIO_INTERFACE)B3_DYNLIB_IMPORT(pluginHandle, getFileIOStr.c_str());
-			
+
 
 			if (plugin->m_initFunc && plugin->m_exitFunc && plugin->m_executeCommandFunc)
 			{
@@ -252,7 +271,8 @@ int b3PluginManager::loadPlugin(const char* pluginPath, const char* postFixStr)
 					plugin->m_ownsPluginHandle = true;
 					plugin->m_pluginHandle = pluginHandle;
 					plugin->m_pluginPath = pluginPath;
-					m_data->m_pluginMap.insert(pluginPath, pluginUniqueId);
+					plugin->m_pluginPostFix = postFixStr;
+					m_data->m_pluginMap.insert(plugin->GetMapKey(), pluginUniqueId);
 				}
 				else
 				{
@@ -337,7 +357,7 @@ void b3PluginManager::unloadPlugin(int pluginUniqueId)
 			plugin->m_returnData = 0;
 			plugin->m_isInitialized = false;
 		}
-		m_data->m_pluginMap.remove(plugin->m_pluginPath.c_str());
+		m_data->m_pluginMap.remove(plugin->GetMapKey());
 		m_data->m_plugins.freeHandle(pluginUniqueId);
 	}
 }
@@ -482,6 +502,7 @@ int b3PluginManager::registerStaticLinkedPlugin(const char* pluginPath,  b3Plugi
 	pluginHandle->m_getFileIOFunc = functions.m_fileIoFunc;
 	pluginHandle->m_pluginHandle = 0;
 	pluginHandle->m_pluginPath = pluginPath;
+	pluginHandle->m_pluginPostFix = "";
 	pluginHandle->m_userPointer = 0;
 	pluginHandle->m_returnData = 0;
 
@@ -490,7 +511,7 @@ int b3PluginManager::registerStaticLinkedPlugin(const char* pluginPath,  b3Plugi
 		m_data->m_numNotificationPlugins++;
 	}
 
-	m_data->m_pluginMap.insert(pluginPath, pluginUniqueId);
+	m_data->m_pluginMap.insert(pluginHandle->GetMapKey(), pluginUniqueId);
 
 	if (initPlugin)
 	{