Notification: Performance of FrontEnd - loaded program: time 8.66e-06/9.219e-06, allocations: 1.312 kB / 439.6 MB, free: 9.562 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1159/0.116, allocations: 78.98 MB / 0.5065 GB, free: 2.676 MB / 414.1 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.5482/0.6643, allocations: 382.9 MB / 0.8803 GB, free: 244 MB / 0.6544 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002883/0.6647, allocations: 92.78 kB / 0.8804 GB, free: 244 MB / 0.6544 GB [Buildings latest/Fluid/Chillers/Examples/Carnot_TEva.mo:19:3-33:70:writable] Error: Variable chi: Cyclically dependent constants or parameters found in scope Buildings.Fluid.Chillers.Carnot_TEva$chi: {COP_nominal,etaCarnot_nominal}. Error: Error occurred while flattening model Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL