[Place 30-602] IO port 'sys_clk_p' is driving multiple buffers. This will lead to unplaceable/unroutable situation.The buffers connected are: pll_ip1/inst/clkin1_ibufds {IBUFDS} pll_ip0/inst/clkin1_ibufds {IBUFDS}
[Place 30-602] IO port 'sys_clk_n' is driving multiple buffers. This will lead to unplaceable/unroutable situation. The buffers connected are: pll_ip1/inst/clkin1_ibufds {IBUFDS} pll_ip0/inst/clkin1_ibufds {IBUFDS}
[Place 30-69] Instance pll_ip1/inst/clkin1_ibufds/IBUFCTRL_INST (IBUFCTRL) is unplaced after IO placer
[Place 30-99] Placer failed with error: 'IO Clock Placer stopped due to earlier errors. Implementation Feasibility check failed, Please see the previously displayed individual error or warning messages for more details.'Please review all ERROR, CRITICAL WARNING, and WARNING messages during placement to understand the cause for failure.