您好，

您可以检查两件事

1.确保您具有执行此操作的足够权限

1. Make sure you have sufficient permission to perform this operation

2.如果您试图将用户添加到组中，请查看谁可以编辑该组的成员身份?".在组的设置下设置.

2. If you are trying to add a user to a group then have a look at "Who can edit the membership of the group?" setting under the group's setting.

此致

Manil