Symptom:
Problem Description:
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When MPLS SR with OSPF routing protocol with shared VPN is decommissioned, the redistribute bgp is removed under router ospf, which is not expected when there is a SR still referring to the same VPN.

Problem Detail:
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Steps To Re-create:
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1) Deploy MPLS SR1 with VRF,RD over-write enabled using OSPF routing protcol and VPN1
2) Deploy MPLS SR2 with VRF,RD over-write enabled using OSPF routing protcol and VPN1
3) Decommission MPLS SR2 and check the preview for "no redistribute bgp 1" command under router ospf

Conditions:
N-PE used is ASR9K with XR Version 5.1.1