ID:176601 Can't achieve compensation delay of <number> for PLL "<name>" -- achieved compensation delay of <number>

CAUSE: The Fitter could not achieve the specified compensation delay for the specified PLL. This can occur if I/O delay chain assignments were made to I/Os compensated by the PLL which conflict with the compensation mode of the PLL.

ACTION: Modify or remove I/O delay chain assignments for I/Os compensated by the PLL, or change the compensation mode of the PLL.