Fix crash when unlinking dplus

DPlusProtocolHandlerPool.cpp

@@ -61,14 +61,14 @@ CDPlusProtocolHandler* CDPlusProtocolHandlerPool::getHandler(unsigned int port)
 	if (proto) {
 		if (proto->open()) {
 			m_pool[port] = proto;
-			CLog::logInfo("New CDPlusProtocolHandler now on UDP port %u.\n", port);
+			CLog::logInfo("New D Plus Protocol Handler now on UDP port %u.\n", port);
 		} else {
 			delete proto;
 			proto = NULL;
-			CLog::logInfo("ERROR: Can't open new DPlus UDP port %u!\n", port);
+			CLog::logError("Can't open new DPlus UDP port %u!\n", port);
 		}
 	} else
-		CLog::logInfo("ERROR: Can't allocate new CDPlusProtocolHandler at port %u\n", port);
+		CLog::logError("Can't allocate new DPlus ProtocolHandler at port %u\n", port);
 	return proto;
 }
 
@@ -77,15 +77,16 @@ void CDPlusProtocolHandlerPool::release(CDPlusProtocolHandler *handler)
 	assert(handler != NULL);
 	for (auto it=m_pool.begin(); it!=m_pool.end(); it++) {
 		if (it->second == handler) {
-			it->second->close();
-			delete it->second;
-			CLog::logInfo("Releasing CDPlusProtocolHandler on port %u.\n", it->first);
 			m_pool.erase(it);
+			handler->close();
+			delete handler;
+			m_index = m_pool.end(); // m_index might be ut of order so reset it
+			CLog::logInfo("Releasing DPlus ProtocolHandler on port %u.\n", it->first);
 			return;
 		}
 	}
 	// we should never get here!
-	CLog::logInfo("ERROR: could not find CDPlusProtocolHander (port=%u) to release!\n", handler->getPort());
+	CLog::logInfo("ERROR: could not find  DPlus ProtocolHander (port=%u) to release!\n", handler->getPort());
 }
 
 DPLUS_TYPE CDPlusProtocolHandlerPool::read()