The existing CI detail as per logs in BMC.CORE:BMC_BaseRelationship
with instance id OI-2817c3b94ab448ba85c7d8262d9c721d
There is an asset record already between the Computer system and Memory with recon id OI-D1A92A58FD5711E79C713502635243FF
SCCM job is trying to relate again as per logs.
Either the existing record needs to be cleaned up or the source needs to be corrected.