Download the official setup_v8i_110703_full.exe or BentleyDesktopApps_08.11.07.03.zip from SELECT Connection Online. Verified SHA-256: (Example) 6E2A8F9C... (Always fetch from Bentley’s server).
v8.11.07.03 writes hundreds of temporary, cache, and project files. Your storage configuration matters. Download the official setup_v8i_110703_full
| Error Message | Root Cause | Verified Fix |
|---------------|------------|---------------|
| Error 1603: Fatal error during installation | Corrupt MSVC runtime | Uninstall all VC++ 2015-2022, reboot, reinstall latest from Microsoft |
| Prerequisite failed: Bentley.IoT.Agent cannot register | Missing Windows Event Log service | sc start EventLog → reboot → run installer with SKIP_IOT=0 |
| Missing API-MS-WIN-CORE-* | Outdated Universal C Runtime (UCRT) | Install KB2999226 (Windows 10) or upgrade to 21H2 |
| Managed Debugging Assistant 'LoaderLock' | Conflicting .NET assembly | Run ngen uninstall for Bentley assemblies, then Setup /repair |
| Prerequisite checker hangs at 90% | Anti-virus scanning temp CABs | Add %TEMP% to AV exclusions, kill msiexec.exe processes, retry | v8.11.07.03 writes hundreds of temporary
