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The suffix ->x means that the reference is broken. The suffix ->* means that the reference is locked. If an external reference is currently out of context, the feature name and the part name are followed by ->?. The name of any feature with external references is also followed by – >.
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If a part or feature has an external reference, its name is followed by –>. From quick sketches to fully finished artwork, Sketchbook goes where your creativity takes you. To depict the system boundary, draw a box around the use case itself. Stick figures represent actors in the process, and the actor's participation in the system is modeled with a line between the actor and use case. Use cases are represented with a labeled oval shape. The last item is the state of External References that are displayed next to part, feature, or sketch icons: UML is the modeling toolkit that you can use to build your diagrams. Next up are the Errors and Warnings that are displayed next to part, feature, or sketch icons and described in tooltips (when the pointer hovers over the item) and in the What's Wrong? Dialog box. Sketch Contours are a means to use parts of a sketch (region(s)/boundaries) to create a feature. This indicates that one has used "Sketch Contours" for a feature. With any of these Sketch states you may also see a second sketch icon that has a polygon and included circle. One lowercase letter (a-z) One uppercase letter (AZ) One number (0-9) One symbol (,, , etc.) By submitting this form, I confirm that I have read and agree to the Privacy Statement. The original support call we received the customer was only asking about 2 specific icons that they saw but for this article I thought I would expand on all the different icon symbols that you could see in the Feature Tree for a part file. Today’s question from the support log is “Why are there different Sketch icons in my Feature Tree?”