Can a student be added in more than one group?
MARTIN, Welcome to the Community! Students can only be added to one group set at a time.
Kona Jones is right about course group sets for Assignments -- those currently allow a student to be in only one group within the group set (tab in People, a.k.a. "group category").
There is one exception. A course in Canvas can be configured to provide a special group set known as Student Groups. This is the only group set in a course which permits students to belong to more than one group; however, it can't be directly associated with an Assignment. Here's the usual way that group set becomes established:
Linda J. Lee and I covered this in-depth in a CanvasLIVE event earlier this year; feel free to view this or see the presentation slides at:
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