Getting Error after creating new process

Error says “Files Specified could not be found” Tried by reinstalling community edition several times, after re-installing it works fine but again after sometime it starts giving error.
Cannot open item: UiPath.Studio.Contracts.RecoverableException: The project ‘C:\Users\PC\Documents\UiPath\Demo Project\project.json’ could not be opened: Could not load file or assembly ‘System.Activities.ViewModels, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null’. The system cannot find the file specified…
—> RemoteException wrapping System.IO.FileNotFoundException: Could not load file or assembly ‘System.Activities.ViewModels, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null’. The system cannot find the file specified.
at UiPath.Studio.Plugin.Workflow.Project.ProjectServiceRegistry.RegisterInProjectProcess(IServiceLocator serviceLocator, IProfile profile)

Hi @Yogita_Dubey ,
What’s version of your Studio?
Have you check your .Net in your PC
regards,

Check Your Studio Version and accordingly update your UiPath.System.Activities.

Hi @Yogita_Dubey

Check the below thread

Hope it helps!!

Could you please try creating the project in some other folder?