| Issue | Likely Cause | Solution | |-------|--------------|----------| | hdbsetup.exe fails to start | Missing VC++ Redistributable | Install Microsoft Visual C++ 2015-2022 Redistributable (x64). | | Installation hangs at 99% | Antivirus blocking registry writes | Temporarily disable real-time protection or add exclusion for temp folder. | | ODBC driver not visible after install | 32-bit vs 64-bit mismatch | Use 64-bit ODBC Administrator ( %windir%\system32\odbcad32.exe ). | | "Access Denied" | Non-admin user | Right-click → Run as Administrator . |
: Upgrading an existing client version to a newer release. hdbsetup.exe in hdb-client-windows-x86-64