New process

I can’t open a new process. However, after I clicked the “Process” button, a folder appeared and I tried to open the Main file. It still cannot be opened.

@garyme.chen

Wven for new processes are you getting this error?

If so try to reinstall the studio

Cheers

Hello,

I got this error after installing the studio.
I have tried to reinstall it but still can’t open a new process.

Thanks for your help~

Check the project.json if it’s valid one or not. As per message is not.

You can copy the text of the json file and check online on any json validator website.

@garyme.chen

Can you please attach a project here even a sampleone is fine

Cheers

Hi @garyme.chen

Check the below thread,It might helps you

Hope it helps!!

the project.json is valid but I don’t what it means

sorry I found that I can’t attach a sample because I’m a new user.

I can explain more. After I created a new process, it said: found invalid data decoding.

That’s why I can’t open the Main file and use the blank process.

Here is the details:

23.4.4+Branch.support-v23.4.Sha.945d5c2edbcdd77cdd9ba7fe5accc15c57daf757

Found invalid data while decoding.

Open Document Error: UiPath.Studio.Contracts.RecoverableException
—> UiPath.Studio.Contracts.RecoverableException: The project ‘C:\Users\USER\Documents\UiPath\BlankProcess\project.json’ could not be opened: Found invalid data while decoding…
—> System.IO.InvalidDataException: Found invalid data while decoding.
at NuGet.Packaging.NupkgMetadataFileFormat.Read(TextReader reader, ILogger log, String path)
at NuGet.Packaging.NupkgMetadataFileFormat.Read(Stream stream, ILogger log, String path)
at NuGet.Packaging.NupkgMetadataFileFormat.<>c__DisplayClass6_0.b__0(FileStream stream, String nupkgMetadataFilePath)
at NuGet.Common.FileUtility.SafeRead[T](String filePath, Func3 read) at NuGet.Packaging.NupkgMetadataFileFormat.Read(String filePath, ILogger log) at NuGet.Packaging.NupkgMetadataFileFormat.Read(String filePath) at NuGet.Protocol.LocalPackageFileCache.<>c__DisplayClass9_0.<GetOrAddSha512>b__1() at System.Lazy1.ViaFactory(LazyThreadSafetyMode mode)
at System.Lazy1.ExecutionAndPublication(LazyHelper executionAndPublication, Boolean useDefaultConstructor) at System.Lazy1.CreateValue()
at NuGet.Repositories.LocalPackageInfo.get_Sha512()
at NuGet.Commands.LockFileBuilder.CreateLockFile(LockFile previousLockFile, PackageSpec project, IEnumerable1 targetGraphs, IReadOnlyList1 localRepositories, RemoteWalkContext context, LockFileBuilderCache lockFileBuilderCache)
at NuGet.Commands.RestoreCommand.BuildAssetsFile(LockFile existingLockFile, PackageSpec project, IEnumerable1 graphs, IReadOnlyList1 localRepositories, RemoteWalkContext contextForProject)
at NuGet.Commands.RestoreCommand.ExecuteAsync(CancellationToken token)
at UiPath.NuGet.PackageManager.InstallCore(InstallPackageCommand installCommand)
at UiPath.PackageExplorer.Core.Services.PackageInstaller.InstallWithRootPackageAssemblies(InstallPackageCommand installCommand)
at UiPath.Studio.Core.Services.Packaging.PackageOperationService.InstallWithRootPackageAssembliesAsync(InstallPackageCommand installPackageCommand)
at UiPath.Studio.Core.Services.Packaging.PackageOperationService.InstallPackage(InstallPackageCommand installPackageCommand)
at UiPath.Studio.Core.Services.Packaging.PackageOperationService.RestoreInternal(IPackageOperationBehavior packageOperationBehavior, IPackageOperationContext packageOperationContext, CancellationToken cancellationToken)
at UiPath.Studio.Core.Services.Packaging.PackageOperationService.<>c__DisplayClass37_0.<b__0>d.MoveNext()
— End of stack trace from previous location —
at UiPath.Studio.Core.Services.Packaging.PackageOperationRestoreService.Execute(IProject project, Boolean allowTargetFrameworkTemper, CancellationToken cancellationToken)
at UiPath.Studio.Core.Services.Packaging.PackageService.RestoreProjectAsync(IProject project, Boolean allowTargetFrameworkTemper, CancellationToken cancellationToken)
at UiPath.Studio.Plugin.Workflow.Shared.Project.BaseWorkflowProjectFactory.InitializeNewProjectModelInternal(String projectFilePath)
at UiPath.Studio.Plugin.Workflow.Shared.Project.BaseWorkflowProjectFactory.OpenAsyncInternal(String path, IOpenOptions options)
at UiPath.Studio.Plugin.Workflow.Shared.Project.BaseWorkflowProjectFactory.OpenAsync(String path, IOpenOptions options)
at UiPath.Studio.Plugin.Workflow.Shared.Project.BaseWorkflowProjectFactory.OpenAsync(String path, IOpenOptions options)
at UiPath.Studio.Core.Services.PersistableServiceBase3.OnOpenAsyncInternal(String path, IFactory2 resolvedFactory, IOpenOptions options)
— End of inner exception stack trace —
at UiPath.Studio.Core.Services.PersistableServiceBase3.OnOpenAsyncInternal(String path, IFactory2 resolvedFactory, IOpenOptions options)
at UiPath.Studio.Core.CommonServices.ProjectServiceBase.OpenAsyncTaskExecute(String path, IFactory2 resolvedFactory, IOpenOptions options) at UiPath.Studio.Core.CommonServices.ProjectServiceBase.OpenAsyncTaskExecute(String path, IFactory2 resolvedFactory, IOpenOptions options)
at UiPath.Studio.Core.CommonServices.ProjectServiceBase.OnOpenAsync(String path, IFactory2 resolvedFactory, IOpenOptions options) at UiPath.Studio.Core.Services.PersistableServiceBase3.OpenAsync(OpenInformation openInfo)
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenDocumentAsync(OpenInformation openInfo)
— End of inner exception stack trace —
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenDocumentAsync(OpenInformation openInfo)
at UiPath.Studio.Core.CommonServices.OpenCloseCommandsService.OpenPath(String filePath)
at UiPath.Studio.Shell.Services.ProcessArgumentsService.ProcessWithCommandLine(String commandLineFileName)
at UiPath.Studio.Shell.ShellApplication.StudioShellApplication.<>c__DisplayClass25_0.<b__0>d.MoveNext()
— End of stack trace from previous location —
at System.Threading.Tasks.Task.<>c.b__128_0(Object state)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler), HResult -2146233088

I’ll try it thank you~

@garyme.chen

  1. Try to delete all folders that start with . in your project folder
  2. go to c:\users\username.nuget and remove all folders inside…these will be redownloaded once you open

hope this fixes the issue

cheers

I finally can open it. Thank you!

1 Like

@garyme.chen

Glad it helped

Happy Automation

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