Error: Colon operands must be real scalars.

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Varsha
Varsha on 30 May 2025
Answered: Steven Lord on 30 May 2025
I'm getting the below error in MATLAB R2025a that did not occur in R2024b or older version,
Error: Colon operands must be real scalars.
can i know why this is occurring?

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Accepted Answer

Steven Lord
Steven Lord on 30 May 2025
This was a deliberate change in release R2025a. See page 1-30 of the PDF Release Notes for MATLAB. We issued a warning that MATLAB would error in a future release when you called the colon operator with non-scalar inputs starting in release R2024a, see page 3-21 in that PDF document.

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