木已成za: [code=java] [BulkWriteError{index=0, code=11000, message='E11000 duplicate key error collection: billing.bc_billing index: _id_ dup key: { _id: ObjectId('632821d765105e346077bb77') }', details={ }}]. [/code] 我的报错死什么原因呢

qq_24625101: 你好，最近在接联通云 但是一直报错 PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target 请问这是什么问题