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MaanuMp Posted 17 years ago
Grammar

Cannot, could not or not able to

My customer reported a bug with our software. I tried to reproduce the bug. But I failed.

I am not able to reproduce the bug.
I cannot reproduce the bug.
I could not reproduce the bug.

Which one is the correct statement in this context?

Can you please explain the difference?

Thanks!
  

Top answer

I am not able to reproduce the bug. ) I cannot reproduce the bug. ) I could not reproduce the bug.

  • I am not able to reproduce the bug.
  • ) I cannot reproduce the bug.
  • ) I could not reproduce the bug.
  • (I could not - as in in the past.
  • Yesterday?
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2 Answers
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I am not able to reproduce the bug. (A polite and formal way of saying something.)
I cannot reproduce the bug. (I cannot reproduce it right now.)
I could not reproduce the bug. (I could not - as in in the past. Yesterday? A few days before? ....)
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MaanuMpMy customer reported a bug with our software. I tried to reproduce the bug. But I failed.

I am not able to reproduce the bug.
I cannot reproduce the bug.
I could not reproduce the bug.

If you mean in the context of your initial sentences, only the last option works; simply because "tried" a

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