diff --git a/src/FDM/flight.cxx b/src/FDM/flight.cxx index bd9be3aa1..7141dbc18 100644 --- a/src/FDM/flight.cxx +++ b/src/FDM/flight.cxx @@ -62,8 +62,12 @@ FGInterface::~FGInterface() { } int -FGInterface::_calc_multiloop (double) +FGInterface::_calc_multiloop (double dt) { + if (dt == 0.0) { + return 0; // paused + } + // this method is now obsolete - multiloop is handled by // SGSubsystemGroup; the FDM group operates with a fixed time interval // (defined by /sim/model-hz), so at this level we always want to run