Covadis 17.1h Apr 2026

| Area | Fix/Improvement | |------|----------------| | | AutoCAD 2024 update support (avoiding crashes with new ObjectARX) | | Point cloud engine | Faster rendering of large LAS/LAZ (memory leak fix from 17.1g) | | Coordinate systems | Updated EPSG codes for Swiss CH1903+ to LV95 transformations | | Field data | Fixed GSI (Leica) import bug with 16-bit station indexes | | Plotting | Correction of annotation scale mismatch in paper space | | Database | Improved SQLite backend robustness (avoiding corrupted .cvd files) | Note: Exact changelogs are behind Covadis customer portal login. These are deduced from typical maintenance release patterns. 4. Compatibility Matrix (v17.1h) | AutoCAD base | Supported? | Notes | |--------------|------------|-------| | AutoCAD 2021 | Yes | Last fully tested build | | AutoCAD 2022 | Yes | Stable | | AutoCAD 2023 | Yes | Minor UI glitches fixed in 17.1g | | AutoCAD 2024 | Yes | 17.1h adds official support | | Civil 3D 2024 | Partial | Some corridor tools need manual update | | AutoCAD 2025 | No | Not supported |

Covadis is a market-leading Swiss/French software suite for land surveying, terrain modeling, and cadastral data management. Version 17.1h corresponds to a maintenance release of the v17 cycle, aligned with AutoCAD 2021–2024 (depending on build). The "h" suffix indicates a hotfix/patch level —typically resolving critical bugs, compatibility issues, or regulatory changes (e.g., Swiss LV95 coordinate system updates, French PCI Vecteur rules). Covadis 17.1h