diff -Nru a/src/dialog/OperationDialog.cpp b/src/dialog/OperationDialog.cpp --- a/src/dialog/OperationDialog.cpp 2016-01-26 03:10:43.000000000 +0100 +++ b/src/dialog/OperationDialog.cpp 2018-06-01 06:45:48.177222424 +0200 @@ -46,6 +46,7 @@ #include <QHBoxLayout> #include <QDesktopWidget> #include <QHBoxLayout> +#include <QHeaderView> #include <QVBoxLayout> #include <QRegExp>