Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
The issue is with your configuration. You must add the keyword always.
router bgp [ASN] router-id 1.2.3.4 neighbor x.x.x.x remote-as [eBGP_ASN] address-family ipv4 unicast route-map BGP_prim in soft-reconfiguration inbound always.