Error for EditorServicesCommandSuite MacOS

EditorServicesCommandSuiteError.ps1

System.Management.Automation.MethodInvocationException: Exception calling "ProcessRecord" with "1" argument(s): "Method not found: 'Int64 Microsoft.PowerShell.EditorServices.Extensions.ILspFilePosition.get_Line()'."
 ---> System.MissingMethodException: Method not found: 'Int64 Microsoft.PowerShell.EditorServices.Extensions.ILspFilePosition.get_Line()'.
   at EditorServicesCommandSuite.EditorServices.ContextService.GetDocumentContextAsync(PSCmdlet cmdlet, CancellationToken cancellationToken, ThreadController threadController)
   at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
   at EditorServicesCommandSuite.EditorServices.ContextService.GetDocumentContextAsync(PSCmdlet cmdlet, CancellationToken cancellationToken, ThreadController threadController)
   at EditorServicesCommandSuite.Internal.RefactorCmdletAdapter.<>c__DisplayClass12_0.<<InvokeRefactor>b__0>d.MoveNext() in D:\a\1\s\src\EditorServicesCommandSuite\Internal\RefactorCmdletAdapter.cs:line 126
--- End of stack trace from previous location ---
   at EditorServicesCommandSuite.Utility.ThreadController.GiveControl(Task requestTask, CancellationToken cancellationToken) in D:\a\1\s\src\EditorServicesCommandSuite\Utility\ThreadController.cs:line 55
   at EditorServicesCommandSuite.Internal.RefactorCmdletAdapter.InvokeRefactor(String className, PSCmdlet psCmdlet) in D:\a\1\s\src\EditorServicesCommandSuite\Internal\RefactorCmdletAdapter.cs:line 149
   at EditorServicesCommandSuite.Internal.RefactorCmdletAdapter.ProcessRecord(MethodInvocationInfo methodInvocationInfo) in D:\a\1\s\src\EditorServicesCommandSuite\Internal\RefactorCmdletAdapter.cs:line 76
   at CallSite.Target(Closure , CallSite , Object , Object )
   --- End of inner exception stack trace ---
   at System.Management.Automation.Runspaces.PipelineBase.Invoke(IEnumerable input) in /PowerShell/src/System.Management.Automation/engine/hostifaces/pipelinebase.cs:line 411
   at System.Management.Automation.Runspaces.Pipeline.Invoke() in /PowerShell/src/System.Management.Automation/engine/hostifaces/Pipeline.cs:line 528
   at System.Management.Automation.PowerShell.Worker.ConstructPipelineAndDoWork(Runspace rs, Boolean performSyncInvoke) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 5570
   at System.Management.Automation.PowerShell.Worker.CreateRunspaceIfNeededAndDoWork(Runspace rsToUse, Boolean isSync) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 5417
   at System.Management.Automation.PowerShell.CoreInvokeHelper[TInput,TOutput](PSDataCollection`1 input, PSDataCollection`1 output, PSInvocationSettings settings) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 4536
   at System.Management.Automation.PowerShell.CoreInvoke[TInput,TOutput](PSDataCollection`1 input, PSDataCollection`1 output, PSInvocationSettings settings) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 4728
   at System.Management.Automation.PowerShell.CoreInvoke[TOutput](IEnumerable input, PSDataCollection`1 output, PSInvocationSettings settings) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 4476
   at System.Management.Automation.PowerShell.Invoke[T](IEnumerable input, IList`1 output, PSInvocationSettings settings) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 2734
   at System.Management.Automation.PowerShell.Invoke[T](IEnumerable input, PSInvocationSettings settings) in /PowerShell/src/System.Management.Automation/engine/hostifaces/PowerShell.cs:line 2600
   at Microsoft.PowerShell.EditorServices.Services.PowerShellContextService.<>c__DisplayClass89_0`1.<ExecuteCommandAsync>b__0() in D:\a\1\s\src\PowerShellEditorServices\Services\PowerShellContext\PowerShellContextService.cs:line 778
   at System.Threading.Tasks.Task`1.InnerInvoke()
   at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location ---
   at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)
--- End of stack trace from previous location ---
   at Microsoft.PowerShell.EditorServices.Services.PowerShellContextService.ExecuteCommandAsync[TResult](PSCommand psCommand, StringBuilder errorMessages, ExecutionOptions executionOptions) in D:\a\1\s\src\PowerShellEditorServices\Services\PowerShellContext\PowerShellContextService.cs:line 778
   at Microsoft.PowerShell.EditorServices.Services.PowerShellContextService.ExecuteCommandAsync[TResult](PSCommand psCommand, StringBuilder errorMessages, ExecutionOptions executionOptions) in D:\a\1\s\src\PowerShellEditorServices\Services\PowerShellContext\PowerShellContextService.cs:line 823

PSVersiontable.ps1

Name                           Value
----                           -----
PSVersion                      7.1.0-preview.3
PSEdition                      Core
GitCommitId                    7.1.0-preview.3
OS                             Darwin 18.7.0 Darwin Kernel Version 18.7.0: Tue Aug 20 16:57:14 PDT 2019; root:xnu-4903.271.2~2/RELEASE_X86_64
Platform                       Unix
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1
WSManStackVersion              3.0