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 2.454/2.454, allocations: 318 MB / 323.7 MB, free: 5.359 MB / 264.6 MB Notification: Performance of FrontEnd - loaded program: time 2.273e-05/2.283e-05, allocations: 9.344 kB / 398.8 MB, free: 1.016 MB / 312.6 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1251/0.1252, allocations: 72.82 MB / 471.6 MB, free: 8.051 MB / 392.6 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.4073/0.5325, allocations: 150.5 MB / 0.6075 GB, free: 5.887 MB / 488.6 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002958/0.5329, allocations: 98.38 kB / 0.6076 GB, free: 5.836 MB / 488.6 MB Error: Error occurred while flattening model Buildings.Electrical.AC.ThreePhasesUnbalanced.Lines.Examples.ACLine Notification: Performance of FrontEnd: time 0.3452/0.8781, allocations: 102 MB / 0.7071 GB, free: 5.867 MB / 0.5709 GB