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 2.769/2.769, allocations: 321 MB / 328.1 MB, free: 5.477 MB / 266.7 MB Notification: Performance of FrontEnd - loaded program: time 2.707e-05/2.714e-05, allocations: 4 kB / 403.9 MB, free: 412 kB / 314.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1537/0.1537, allocations: 73.41 MB / 477.3 MB, free: 6.848 MB / 394.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.5052/0.659, allocations: 150.3 MB / 0.6129 GB, free: 3.617 MB / 490.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003802/0.6594, allocations: 99.94 kB / 0.613 GB, free: 3.562 MB / 490.7 MB Error: Error occurred while flattening model Buildings.Electrical.AC.ThreePhasesUnbalanced.Loads.Examples.LoadCtrl Notification: Performance of FrontEnd: time 0.1782/0.8376, allocations: 47 MB / 0.6589 GB, free: 11.49 MB / 0.5261 GB