Hi adukic,

 

1. Please try upload a image on demo http://cutesoft.net/example/general.aspx, it works on you MAC?

 

2. Try the setting below

 

 (1). Open file "CuteSoft_Client\CuteEditor\Dialogs\InsertGallery.aspx"

 

 (2). Find section below

 

          <ce:uploader id="myuploadFile" runat="server"></ce:uploader>

 

 (3). Change to

 

          <ce:uploader id="myuploadFile" runat="server" UploadType="iFrame"></ce:uploader>

 

 (4). Open dialog "Image Gallery" to upload a image

 

If the setting works for you, please do the same in another dialog.

 

Keep me posted.

 

Regards,

 

ken