error

when i compile i have this error

Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: The DDIO_OUT WYSIWYG primitive "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dq_ddio_dataout" feeding the node "eth_to_ts:sopc_system_inst|altmemddr:the_altmemddr|altmemddr_controller_phy:altmemddr_controller_phy_inst|altmemddr_phy:altmemddr_phy_inst|altmemddr_phy_alt_mem_phy:altmemddr_phy_alt_mem_phy_inst|altmemddr_phy_alt_mem_phy_dp_io:dpio|dqs_group.dq.dq_obuf" has multiple fan-outs
Error: Quartus II Analysis & Synthesis was unsuccessful. 8 errors, 1521 warnings
	Error: Peak virtual memory: 388 megabytes
	Error: Processing ended: Sat Apr 20 16:36:23 2013
	Error: Elapsed time: 00:03:46
	Error: Total CPU time (on all processors): 00:01:31
Error: Quartus II Full Compilation was unsuccessful. 10 errors, 1521 warnings

i use quartus 9.O can any body help me plz