<div dir="ltr"><span style="font-size:12.8px">Hi all, </span><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">I have just installed BioPerl to use Ensembl API to access SNP information that I need for a project that I am working on. I have followed all the prompts, and am trying to use the sample code to access variants, using the ‘fetch_by_name’ function. However, I am getting an error response: </div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-variant-ligatures:no-common-ligatures">Can't call method "fetch_by_name" on an undefined value</span></div></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-family:helvetica;font-size:12px">Many other functions are working and running, for example getting by chromosome ID. Can somebody give me some advice on why this is happening?</span></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-family:helvetica;font-size:12px"><br></span></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-family:helvetica;font-size:12px">Thank you, </span></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-family:helvetica;font-size:12px"><br></span></div><div style="margin:0px;font-size:11px;line-height:normal;font-family:menlo"><span style="font-family:helvetica;font-size:12px">Lee</span></div></div>