Hitting the same breakpoint from two code locations… one is working and one isn’t, and I think this color difference might be a clue. If I knew what it meant. But searching for this is hard:
Doesn’t work:

Works:

What does this mean?
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I believe it means the values of those variables were changed in the previous (or current?) step of execution. Your non-working example probably isn’t getting the appropriate new values you want.