Location http://www.nlog-project.org/schemas/NLog.xsd says not found

[komminane]

Hi ,

   http://www.nlog-project.org/schemas/NLog.xsd is not available , so when i careated a sample application , i am getting error from the configuration file by specifying the line number of the config app.config file , where on that line the bellow code is there
<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"          -- Line 7
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">      -- Line 8

can any body help on this

ThanQ