

If the BuildNumber is 21.0.0.383, then the installation used the initial Revit 2021 full product installer and the required RVT.msi is available here: link In the right column, make note of the BuildNumber value.

Browse to and select the HKEY_LOCAL_MACHINESOFTWAREAutodeskUPI2 registry key in the left column.ģ. The following is the simplest way to identify which full product installer was used to install Revit 2021 on a workstation:Ģ. There are several unique Revit 2021 full product installers which have been released and each includes a unique version of the RVT.msi file. If you are prompted for to specify the RVT.msi version and do not have access to the original installation files you may download the RVT.msi as follows. In some scenarios the original RVT.msi may be required to install the hotfix.

A reboot of the system should resolve the errors. After applying the hotfix, Generative Design command may cause a “RestDynamoCore.exe – This application could not be started” errors.
