Patch:10248437:12.1.3:Oracle Payables:Error This patch is not compatible with your current codelines

Hi,
Patch 10248437 when applying fails with following errors.

AutoPatch error:
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This patch is not compatible with your current codelines.

This patch is compatible with: entity 'po' - codeline 'R12.PO.B'.
Your current on-site codeline for the entity 'po' is: 'R12.PO.C'.

You should not apply this patch.

Apply an equivalent patch that is compatible with your
current codelines instead.
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Thanks & Regards
phani bhaskar