Mismatch of MPIO driver versions - HP 10GB iSCSI to EMC SAN

I have fully patched all 4 nodes and I still have 2 different versions of the driver
MPIO.pngAny ideas on how to fix this?

Thank you!
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K BAsked:
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Philip ElderTechnical Architect - HA/Compute/StorageCommented:
Is this 2012 RTM or 2012 R2?
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K BAuthor Commented:
R2
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Philip ElderTechnical Architect - HA/Compute/StorageCommented:
All of these updates installed? 2012 R2 Cluster Updates and Hotfixes.

Cluster Aware Updating runs been done?
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K BAuthor Commented:
No but that is a great article for my situation, thank you.
In the end this fixed the mismatch:  https://support.microsoft.com/en-us/kb/2914743
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Philip ElderTechnical Architect - HA/Compute/StorageCommented:
Ouch, that's December 2014's Rollup.

Cluster Aware Updating is your best friend. I suggest using it.
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