我正在尝试使用Jenkins作业进行docker构建，我收到以下错误。是什么导致了这个错误。
11:10:32 Step 1 : FROM docker.xxxx.com/xx/pkg-ssl:7-jdk8
11:10:32 Get https://docker.xxxx.com/v2/xx/pkg-ssl/manifests/7-jdk8:
unauthorized: unable to get identity token from basic auth credentials:
invalid_grant: invalid authentication credentials given
11:10:32 Build step 'Docker Build and Publish' marked build as failure