<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div style="margin:0;">Hi,</div><div style="margin:0;">   </div><div style="margin: 0;"><span style="font-family: Helvetica, "Microsoft Yahei", verdana;">I'm using sdfopen to open a nc file, however, it goes wrong. The detail is as follow :</span></div><div style="margin: 0;"><span style="font-family: Helvetica, "Microsoft Yahei", verdana;"> </span></div><p style="margin: 0;">ga-> sdfopen era5_surface_2023-01-01_00.nc</p><p style="margin: 0;">Scanning self-describing file:  era5_surface_2023-01-01_00.nc</p><p style="margin: 0;">gadsdf: SDF file does not have any non-coordinate variables.</p><div><br></div><p style="margin: 0;">The platform of GrADS is Linux, the version of GrADS and output of ncdump -c can be seen in  attachments.</p><p style="margin: 0;">Can anyone tell how to fix this?</p><div style="position:relative;zoom:1"><p style="margin: 0"><br></p><p style="margin: 0">Hope to hearing from you!</p><p style="margin: 0"><br></p><p style="margin: 0">--</p><p style="margin: 0">Mingsen Zhou</p><div><span style="font-family: Verdana; font-size: small; line-height: 21px;">Sun Yat-sen University</span></div><div><span style="font-family: Verdana; font-size: small; line-height: 21px;">Email: zhouaming9<span ntes_mm_email="@">@163.com</span></span></div><div><br></div><div style="clear:both"></div></div></div>