(svn r18781) -Codechange: pass the CommandCost to the callback instead of whether it succeeded or not.

-Fix: AIs did update their last cost incorrectly in network games if the cost of the DC_EXEC phase differed from the ~DC_EXEC phase.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/build_vehicle_gui.cpp b/src/build_vehicle_gui.cpp
index a0660d4ed..cfb7cd1bf 100644
--- a/src/build_vehicle_gui.cpp
+++ b/src/build_vehicle_gui.cpp
@@ -1034,7 +1034,7 @@ struct BuildVehicleWindow : Window {
 			case BUILD_VEHICLE_WIDGET_BUILD: {
 				EngineID sel_eng = this->sel_engine;
 				if (sel_eng != INVALID_ENGINE) {
-					CommandCallback *callback = (this->vehicle_type == VEH_TRAIN && RailVehInfo(sel_eng)->railveh_type == RAILVEH_WAGON) ? CcBuildWagon : CcBuildPrimaryVehicle;
+					CommandCallback *callback = (this->vehicle_type == VEH_TRAIN && RailVehInfo(sel_eng)->railveh_type == RAILVEH_WAGON) ? NULL : CcBuildPrimaryVehicle;
 					DoCommandP(this->window_number, sel_eng, 0, GetCmdBuildVeh(this->vehicle_type), callback);
 				}
 				break;