-1, Microsoft.SharePoint.Client.InvalidClientQueryExceptionThe expression "web/GetFileByServerRelativeUrl('/sites/gefportal/PMISGEFDocuments/Climate Change/Uruguay - (5207) - Uruguay's First Biennial Update Report (FBUR)/11-16-12 ID5207 BUR_Uruguay_Request for CC EA 16 Nov 2012.pdf')/$Value" is not valid.