wait 100ms before getLocalPrefix
diff --git a/chatdialog.cpp b/chatdialog.cpp
index 464ac91..2ade4bf 100644
--- a/chatdialog.cpp
+++ b/chatdialog.cpp
@@ -77,6 +77,7 @@
       Sync::CcnxWrapperPtr handle = Sync::CcnxWrapper::Create();
       handle->setInterestFilter(m_user.getPrefix().toStdString(), bind(&ChatDialog::respondHistoryRequest, this, _1));
       //QTimer::singleShot(100, this, SLOT(getLocalPrefix()));
+      usleep(100000);
       if (!getLocalPrefix())
       {
         // if getLocalPrefix indicates no prefix change