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I'm new to IDA.

Refer here: Red text Highlight in IDA Pro

But I can't find any useful in Problem Window.

enter image description here

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1 Answer 1

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In this case, auto-analysis has decided that the QWORDs at those locations should be displayed as pointers, but the concrete data value, 0, is not a valid pointer within the binary's address space.

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  • So, should I ignore it?
    – huang
    Commented Jan 3, 2023 at 15:13
  • 1
    Yes, it's not important here.
    – Rolf Rolles
    Commented Jan 3, 2023 at 18:52

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