[Bug] The function of Enable Codeblock Numbering only shows up as 1 when the code is too long

<img width="493" height="576" alt="Image" src="https://github.com/user-attachments/assets/a3e17b97-0c8a-431f-8ef5-48167c0ea8b1" />
After the number of lines of code exceeds a few dozen lines, the serial number becomes 1