another try fix

utils/cloud_dispatcher/dispatcherserver.cpp

@@ -59,6 +59,7 @@ void DispatcherServer::cleanClients() {
 	for (auto c: ss) {
 		if (c->lastPing() > 15.0) {
 			piCout << "remove Server by ping timeout" << c->getConnection()->clientId();
+			c->close();
 			PIVector<DispatcherClient *> cscv = c->getClients();
 			for (auto csc: cscv) {
 				if (!csc->isPIObject()) piCout << "ACHTUNG! Non-piobject DispatcherClient!";
@@ -68,7 +69,6 @@ void DispatcherServer::cleanClients() {
 				csc->close();
 				if (!rmrf_clients.contains(csc)) rmrf_clients << csc;
 			}
-			c->close();
 			c_servers.remove(c->serverUUID());
 			index_c_servers.remove(c->getConnection());
 			rmrf_clients << const_cast<DispatcherClient *>(c->getConnection());