UploadFile exception error: boundary

[YimingSun60]

Service

OpenAI

Describe the bug

I'm woring on a Unity project and trying to upload image using UploadFile, the image path is valid, but get the error: boundary

ArgumentException: boundary
System.Net.Http.MultipartContent..ctor (System.String subtype, System.String boundary) (at <6b7f3b30be4840f3b4c58acaa59bfe22>:0)
System.Net.Http.MultipartFormDataContent..ctor (System.String boundary) (at <6b7f3b30be4840f3b4c58acaa59bfe22>:0)
OpenAI.MultipartFormDataBinaryContent..ctor () (at <46f589334efd4b3886de60af8a780085>:0)
OpenAI.Files.InternalFileUploadOptions.ToMultipartContent (System.IO.Stream file, System.String filename) (at <46f589334efd4b3886de60af8a780085>:0)
OpenAI.Files.OpenAIFileClient.UploadFile (System.IO.Stream file, System.String filename, OpenAI.Files.FileUploadPurpose purpose, System.Threading.CancellationToken cancellationToken) (at <46f589334efd4b3886de60af8a780085>:0)
OpenAI.Files.OpenAIFileClient.UploadFile (System.String filePath, OpenAI.Files.FileUploadPurpose purpose) (at <46f589334efd4b3886de60af8a780085>:0)
OAVision.UploadImage (System.String imagePath, OpenAI.Files.OpenAIFileClient fileClient, OpenAI.Assistants.AssistantClient assistantClient) (at Assets/Scripts/OAVision.cs:48)
OAVision.SendImageToOpenAI (System.String imagePath) (at Assets/Scripts/OAVision.cs:35)
WebcamManager.OnStoppedPhotoMode (UnityEngine.Windows.WebCam.PhotoCapture+PhotoCaptureResult result) (at Assets/Scripts/WebcamManager.cs:44)
UnityEngine.Windows.WebCam.PhotoCapture.InvokeOnPhotoModeStoppedDelegate (UnityEngine.Windows.WebCam.PhotoCapture+OnPhotoModeStoppedCallback callback, System.Int64 hResult) (at :0)

Steps to reproduce

N/A

Code snippets

private void UploadImage(string imagePath, OpenAIFileClient fileClient, AssistantClient assistantClient)
{
    if (!File.Exists(imagePath))
    {
        Console.WriteLine("File not found: " + imagePath);
        return;
    }
    try
    {
        pictureOfUploadingFile = fileClient.UploadFile(imagePath, FileUploadPurpose.Vision);

        if (pictureOfUploadingFile != null && !string.IsNullOrEmpty(pictureOfUploadingFile.Id))
        {
            Console.WriteLine($"File uploaded successfully! File ID: {pictureOfUploadingFile.Id}");
            Console.WriteLine($"File Status: {pictureOfUploadingFile.Status}");
            Console.WriteLine($"Assistant has recieved the image");
            //ImageAssistant(pictureOfUploadingFile, assistantClient);
        }
        else
        {
            Console.WriteLine("File upload failed. The returned file object is null or incomplete.");
        }
    }
    catch (Exception ex) 
    {
        Debug.LogError($"An error occurred while uploading the file: {ex.Message}");
    }
}

OS

winOS11

.NET version

9.0.101

Library version

2.1.0