Aris Scripting - Error when I save the image

Hello,

I have an error when I try to save the image with the script, using the picture.Save function. This stops the server Aris. Does anyone have an idea?

Script that generate the error :

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var picture = listeModele[iModele].Graphic(false,false,this.config.langue[iLangue]);

picture.Save(this.config.imageFolder +"\\" + listeModele[iModele].GUID() + "_"  + ".png");

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the error :  recv() failed i/o error during read java.net.socketexception connection reset

Thank you for your help.