The below error ocuurs when i searched leads in SugarCRM from GrinMark Plugin in outlook.For contacts,bugs and other it is working fine.For Leads also It is working fine before.

************** Exception Text **************
System.InvalidOperationException: Client found response content type of 'text/html', but expected 'text/xml'.
The request failed with the error message:
--
SELECT
--.
at System.Web.Services.Protocols.SoapHttpClientProtoc ol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall)
at System.Web.Services.Protocols.SoapHttpClientProtoc ol.Invoke(String methodName, Object[] parameters)
at SugarSoapCommon.sugarsoap.get_entry_list(String session, String module_name, String query, String order_by, Int32 offset, String[] select_fields, Int32 max_results, Int32 deleted)
at SugarSoapCommon.SugarInfo.FindItems(SugarSearchInf o sinf, String name)
at SugarSoapCommon.SugarInfo.FindItems(String itemType, String name)
at SugarSoapCommon.SugarItemSelector.buttonSearch_Cli ck(Object sender, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventAr gs 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.ControlNativeWindow.OnMessage (Message& m)
at System.Windows.Forms.ControlNativeWindow.WndProc(M essage& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)