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Do you know for sure that the pin is engaged fully in the socket? Or perhaps you damaged it and it needs to be replaced. Check that and see. you can disconnect one side to test that theory. Let me know what you find and we can go from there.
Hopefully, you got this resolved as I didn't hear back from you. You can always return to this posting again if you Bookmark it and we can do a follow up. All part of our service and please let me know if we need to dig deeper into this.