unable to enroll benefit group to employee

Summary:

Content (please ensure you mask any confidential information):

Hello,

i am fairly new to benefits module, i have create benefit group with no legal employer selected for a test case, and when i try to search for employee

1. i don't find any employee present in the search (dashboard says 0)
2. i am unable to assign the enrollment

Version (include the version you are using, if applicable):

24a

Code Snippet (add any code snippets that support your topic, if applicable):