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Opening subtraction failed (curved wall) #487

@Stinkfist0

Description

@Stinkfist0

IfcOpenShell IFC2X3 IfcConvert 0.5.0-dev (OCC 7.2.0)

"Expected" (edit: Solibri also fails to process some openings):
image

Result:
image

Log:

[Error] {2ALOcMpMf6ietmddDGVmXr} Loose faces in IfcConnectedFaceSet
[Error] {2ALOcMpMf6ietmddDGVmXr} Opening subtraction failed:
#201=IfcWallStandardCase('2ALOcMpMf6ietmddDGVmXr',#12,'SW - 030',$,$,#111,#195,'8A558996-CD6A-46B2-8DF0-9E73507F0875')
[Error] {3AfGraJZX5JwhlGGvNvZ7U} Loose faces in IfcConnectedFaceSet
[Error] {3AfGraJZX5JwhlGGvNvZ7U} Loose faces in IfcConnectedFaceSet
[Error] {3AfGraJZX5JwhlGGvNvZ7U} Opening subtraction failed:
#2022=IfcWallStandardCase('3AfGraJZX5JwhlGGvNvZ7U',#12,'SW - 029',$,$,#1947,#2018,'CAA50D64-4E38-454F-AAEF-410E57E631DE')
[Error] {3IrCGWwxr9TR6JYo4SN2ey} Self-intersections with 5 cycles detected
#4000=IfcPolyLoop((#3942,#3955,#3962,#3964,#3966,#3968,#3970,#3972,#3974,#3976,#3978,#3980,#3982,#3984,#3986,#3988,#3990,#3992,#3994,#3996,#3998,#3944))
[Error] {3IrCGWwxr9TR6JYo4SN2ey} Self-intersections with 5 cycles detected
#4048=IfcPolyLoop((#3940,#3946,#4005,#4012,#4014,#4016,#4018,#4020,#4022,#4024,#4026,#4028,#4030,#4032,#4034,#4036,#4038,#4040,#4042,#4044,#4046,#3953))
[Error] {2RRvPc99fCIODqyw7RI5wJ} Loose faces in IfcConnectedFaceSet
[Error] {2RRvPc99fCIODqyw7RI5wJ} Opening subtraction failed:
#5420=IfcWallStandardCase('2RRvPc99fCIODqyw7RI5wJ',#12,'SW - 030',$,$,#5345,#5416,'9B6F9666-249A-4C49-8374-F3A1DB485E93')

Input file:
testwall.zip

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