Regular simulation: ./Buildings_7.0.0_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | error | Model error. 0^(-2) is not defined assert | error | Failed to solve the initialization problem with global homotopy with equidistant step size. assert | debug | Unable to solve initialization problem. assert | info | simulation terminated by an assertion at initialization