error #10056: symbol "Blink_LED" redefined: first defined in "./src/Blink.obj"; redefined in "./src/main.obj"
error #10010: errors encountered during linking; "C:/Documents and Settings/Administrator/workspace_v5_5/led test.project" not built
刚学习，老是出现以上问题，请老师们是什么问题？
谢谢
