Weird Old UI Vs New UI in 2.14.4

[devops]

We have recently upgraded from gerrit 2.11.7 to 2.14.4

We are seeing is almost all changes has wrong status i.e "Merge conflict" . On the other hand, we can see blank status in New UI for almost all or merge conflict for a few

OLD UI

Subject	Status	Owner	Project	Branch	Updated	Size	CR	V
		PVX-14928 HTTP Status 400 - The request sent by the client was syntactically ...	Merge Conflict	Agata Luzynska	pv-warehouse	17.10.x	Sep 20
		PVX-14928 HTTP Status 400 - The request sent by the client was syntactically ...	Merge Conflict	Agata Luzynska	pv-warehouse	master	Sep 20