System.UnauthorizedAccessException: Access to the path 'C:\ProgramData\LAVA SoftWorks\icomancer\collections_cache' is denied.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileInfo.Delete()
at Icomancer.frmOnlineCollectionsBrowser.btnDownload_Click(Object sender, EventArgs e) in H:\Icomancer\Icomancer\frmOnlineCollectionsBrowser.vb:line 276
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Please take a screen shot of this and send it to icomancer_support@lavasoftworks.com so we can figure out how to fix it.

As the first two lines show, icomancer isn't able to save to its data cache.

Please run it as administrator or whitelist it on your antivirus.