Although VHDL is not case sensitive, it is recommend to always use the same capitalization when referring to the same declaration. Sigasi Studio warns when the capitalization of a reference differs from the capitalization of the declaration. Because external libraries can have different code styles, this linting only checks references in the same library as its declaration.
Capitalization can easily be fixed with a Quick Fix.
All capitalization issues in a file can be fixed in one click.
This rule can be disabled for your project, or its severity can be modified in the project linting settings.
Manual configuration in