Error: Number of fields in structure arrays being concatenated do not match. Concatenation of structure arrays requires that these arrays have the same set of fields.

[Wenwen-Olliegi-Li]

Ollama mistral-nemo model:
When multiple functions are called, the first function struct has no index filed, but the rest functions have the index filed. This causes the error in addResponseMessage function: Error using horzcat
Number of fields in structure arrays being concatenated do not match. Concatenation of structure arrays requires that these arrays have the same set of fields. Please see the screenshot.