Salesforce / Docusign集成UnauthorizedException：尚未为此帐户配置DocuSign

Question

尝试浏览Docusign工具包时出现此错误。

Id mySourceId = '003S0000013pLmr';

dfsle.Envelope e = dfsle.EnvelopeService.getEmptyEnvelope(new 
 dfsle.Entity('003S0000013pLmr'));


 e = dfsle.EnvelopeService.sendEnvelope(e, false);

 Url u = dfsle.EnvelopeService.getSenderViewUrl(e.docuSignId, new Url('https://my.return.url'));

Line: 77, Column: 1
dfsle.UnauthorizedException: DocuSign has not yet been configured for this accoun