vscode中无法retrieve source

在vscode-steedos中,选择customs objects,选中一个对象后点retrieve source,提示
Starting STEEDOS: Retrieve Source from Org
13:27:43.706 steedos source:retrieve -m CustomObject:test1__c
{“status”:“error”,“message”:“The first argument must be of type string or an instance of Buffer, ArrayBuffer, or Array or an Array-like Object. Received undefined”}
13:27:47.775 steedos source:retrieve -m CustomObject:test1__c
ended with exit code 0