Cannot harvest herbs

Hi, i cannot harvest anymore.

My chan is moving and following the profile's way but when he saw an item to harvest, he stop a second and continue his way.

Have this message in the logs :

[E] 17:22:08 - GetRequest(string url, string data): System.Net.WebException: Le serveur distant a retourné une erreur : (500) Erreur interne du serveur.

à System.Net.HttpWebRequest.GetResponse()

à robotManager.Helpful.Others.GetRequest(String url, String data)

[E] 17:22:08 - DownloadThread()#1: System.Net.WebException: Le serveur distant a retourné une erreur : (500) Erreur interne du serveur.

à System.Net.WebClient.DownloadFile(Uri address, String fileName)

à System.Net.WebClient.DownloadFile(String address, String fileName)

à robotManager.Helpful.Others.Goiculeceutixu(Object waoquakaowiegOdia)

Thx for helping