Bdoc erro with BUPA_REL

Hi Experts,

I am getting bdoc error in SMW01 with BUPA_REL bdoc type and if I look at the errors, it showing the below error messages, please help me why this bdoc got failed what could be cause and how to fix them.

- Messages for business partner xxxxxxx:

Message no. XR100

- Partner role for relationship does not exist; deletion not possible

Message no. XR028

-No batch input data for screen SAPMF02D 1324

Message no. 00344

Thanks and Regards,

VR