UiPath and Python

[15516532156 (Adu)]

RemoteException wrapping System.AggregateException: One or more errors occurred. —> RemoteException wrapping System.InvalidOperationException: Error loading Python script —> RemoteException wrapping System.ServiceModel.FaultException`1[[System.ServiceModel.ExceptionDetail, System.ServiceModel, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]]: SyntaxError : (“(unicode error) ‘utf-8’ codec can’t decode byte 0xb8 in position 0: invalid start byte”, (‘none’, 10, 14, None))

Server stack trace:
at System.ServiceModel.Channels.ServiceChannel.ThrowIfFaultUnderstood(Message reply, MessageFault fault, String action, MessageVersion version, FaultConverter faultConverter)
at System.ServiceModel.Channels.ServiceChannel.HandleReply(ProxyOperationRuntime operation, ProxyRpc& rpc)
at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object ins, Object outs, TimeSpan timeout)
at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]:
at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
at UiPath.Python.Service.IPythonService.LoadScript(String code)
at UiPath.Python.Impl.OutOfProcessEngine.<>c__DisplayClass11_0.b__0()
at System.Threading.Tasks.Task`1.InnerInvoke()
at System.Threading.Tasks.Task.Execute()
— End of stack trace from previous location where exception was thrown —
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at UiPath.Python.Activities.LoadScript.d__12.MoveNext()
— End of inner exception stack trace —
at UiPath.Python.Activities.LoadScript.d__12.MoveNext()
— End of inner exception stack trace —
at UiPath.Shared.Activities.AsyncTaskCodeActivity.EndExecute(AsyncCodeActivityContext context, IAsyncResult result)
at System.Activities.AsyncCodeActivity.System.Activities.IAsyncCodeActivity.FinishExecution(AsyncCodeActivityContext context, IAsyncResult result)
at System.Activities.AsyncCodeActivity.CompleteAsyncCodeActivityData.CompleteAsyncCodeActivityWorkItem.Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)

[Srini84 (Srinivas)]

Hi,

You can check below post

System.InvalidOperationException while loading Python Script

Hi ! I am getting a System.InvalidOperationException while trying to load a very simple Python script. I’ve installed Python 3.6 32 bit inside my project folder, so the python executable is at Python/python.exe path from the root folder. I don’t have any issue running or importing my script from the Powershell command line. I reproduced the error even with an extremely basic script: I’ve attached an example of a workflow and a python script (as a zip file) that throw the error. Here is the…

Hope this helps you

Thanks