v.25.7Improvement

Made exception messages for certain situations

Made exception messages for certain situations for loading and adding projections easier to read. #83728 (Robert Schulze).
Improved the readability of exception messages related to loading and adding projections in ClickHouse.

Why it matters

This feature enhances user experience by providing clearer and more understandable error messages when issues occur during the loading or addition of projections, making it easier to diagnose and fix problems.

How to use it

No special configuration is required; users will automatically benefit from more readable exception messages when working with projections after upgrading to this version.