Fix syntax error otherwise nothing loads

Also PortData is loaded in the authoring tool and there might not be any
active object (e.g. fresh session).

src/bonsai/bonsai/bim/module/model/profile.py

@@ -1154,10 +1154,11 @@ class DrawPolylineProfile(bpy.types.Operator, PolylineOperator, tool.Ifc.Operato
                     if element1.is_a("IfcFlowSegment") or element1.is_a("IfcFlowFitting"):
                         # lazy import to avoid circular import errors
                         from bonsai.bim.module.model.mep import MEPGenerator
+
                         MEPGenerator().setup_ports(profile1["obj"])
-                else:                
-                for profile1, profile2 in zip(profiles[:-1], profiles[1:]):
-                    DumbProfileJoiner().join_V(profile2["obj"], profile1["obj"])
+                else:
+                    for profile1, profile2 in zip(profiles[:-1], profiles[1:]):
+                        DumbProfileJoiner().join_V(profile2["obj"], profile1["obj"])
 
     def modal(self, context, event):
         return IfcStore.execute_ifc_operator(self, context, event, method="MODAL")

src/bonsai/bonsai/bim/module/system/data.py

@@ -130,11 +130,9 @@ class PortData:
 
     @classmethod
     def load(cls):
-        obj = bpy.context.active_object
-        assert obj
-        element = tool.Ifc.get_entity(obj)
-        assert element
-        cls.element = element
+        cls.element = None
+        if obj := bpy.context.active_object:
+            cls.element = tool.Ifc.get_entity(obj)
         is_port = cls.is_port()
         cls.data = {
             "total_ports": cls.total_ports(),