This happened to me too but I think I know what the issue is. She won't be there if you are with a fireteam that has her in the next location. If the just leave the fireteam and you fast travel to a nearby point then she should appear.
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Изменено (Mister Doctor): 4/12/2020 8:24:07 PMWent to the Orbit and back, still no Petra.
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try that did not work, it show her to be next to spider I go ther but she is not there
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What about if you’re not in a fireteam and she’s not appearing with spider?
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tried that as well it did not work
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Yes i can confirm this works on the xbox as well really weird seems like a bug
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Thank I'm on Xbox as well