EntityAlreadyExists.Role错误码什么意思?怎么解决?

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.Group Error Message: The group does already EXIST. 描述: 组已存在. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityNotExist.Role Error Message: The role does not exist. 描述: 角色不存在. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:DeleteConflict.Policy.Role Error Message: 描述: 删除授权策略前,授权策略不能有任何角色. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.VirtualMFADevice Error Message: The virtual mfa device does already EXIST. 描述: 虚拟多因素认证设备已存在. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.AccountAlias Error Message: The account alias does already exist. 描述: 账号别名已被占用. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.User Error Message: The user does already EXIST. 描述: 用户已存在. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:LimitExceeded.Role Error Message: The count of roles beyond the current limits. 描述: 角色数量超出限制. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.Policy Error Message: The group does already EXIST. 描述: 授权策略已存在. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/

阿里云Ram出现API报错,错误码是:EntityAlreadyExists.Role.Policy Error Message: The role has already been attached this policy. 描述: 指定角色已被授权此权限. 详情查看: 阿里云API错误中心 https://error-center.aliyun.com/