diff -r bfacce4ff920 -r 6ab8335fe0a6 QTfrontend/hwform.h
--- a/QTfrontend/hwform.h	Tue Dec 18 22:53:49 2018 +0100
+++ b/QTfrontend/hwform.h	Tue Dec 18 23:28:40 2018 +0100
@@ -137,6 +137,7 @@
         void UpdateCampaignPageMission(int index);
         void UpdateTrainingPageTeam(int index);
         void InitCampaignPage();
+        void RestoreSingleplayerTeamSelection();
         void showFeedbackDialog();
         void showFeedbackDialogNetChecked();