Warning: Requested package Modelica of version 3.2.2, but this package was already loaded with version 3.2.1. You might experience problems if these versions are incompatible. Notification: Performance of loadModel(Buildings): time 2.658/2.658, allocations: 321 MB / 328.1 MB, free: 5.512 MB / 266.7 MB Notification: Performance of FrontEnd - loaded program: time 2.563e-05/2.568e-05, allocations: 4 kB / 403.9 MB, free: 428 kB / 314.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.15/0.1501, allocations: 73.4 MB / 477.3 MB, free: 6.871 MB / 394.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.4762/0.6263, allocations: 147.4 MB / 0.6101 GB, free: 6.414 MB / 490.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003383/0.6267, allocations: 95.62 kB / 0.6101 GB, free: 6.363 MB / 490.7 MB Error: Error occurred while flattening model Buildings.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine_N Notification: Performance of FrontEnd: time 0.4777/1.104, allocations: 121.1 MB / 0.7284 GB, free: 3.371 MB / 0.5886 GB