PICC编译问题

编译结果是下面这样的，里面的错误是：Error   [1098] MainFunc.c; 527. conflicting declarations for variable "_GPSData_Head"
可是我工程里面是没有这个MainFunc.c文件的。谁知道这是什么原因不！谢谢了。
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJDog_Main.p1" is out of date.
Executing: "C:Program FilesHI-TECH SoftwarePICC-18pro9.61binpicc18.exe" --pass1 E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C -q --chip=18F85J10 -IE:Old_TX_TT_WorkSED_TX_PRGSRC -P --runtime=default,+clear,+init,-keep,+stack,+clib --opt=none,+asm,-debug,9 --warn=0 -D__DEBUG=1 --rom=C00-C3f,C60-73ff --emi=byteselect -Blarge --double=32 --cp=16 -g --asmlist "--errformat=Error   [%n] %f; %l.%c %s" "--msgformat=Advisory[%n] %s" "--warnformat=Warning [%n] %f; %l.%c %s"
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJFlash_Check.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJFlash_Opera.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJGps_Uart.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJInterrupt_ISR.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJLED_DRIVE.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJPC_UART.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJPress_Key.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJPWM_PORT.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJRf_Rece.p1" is up to date.
Make: The target "E:Old_TX_TT_WorkSED_TX_PRGSEDTX_RelaseOBJTimer0_Isr.p1" is up to date.
Executing: "C:Program FilesHI-TECH SoftwarePICC-18pro9.61binpicc18.exe" -oSEDTX_Relase.cof -mSEDTX_Relase.map --summary=default,-psect,+mem,-hex --output=default --codeoffset=C00 Dog_Main.p1 Flash_Check.p1 Flash_Opera.p1 Gps_Uart.p1 Interrupt_ISR.p1 LED_DRIVE.p1 PC_UART.p1 Press_Key.p1 PWM_PORT.p1 Rf_Rece.p1 Timer0_Isr.p1 E:Old_TX_TT_WorkSED_TX_PRGSRCMainFunc.lpp E:Old_TX_TT_WorkSED_TX_PRGSRCsearch_camera.lpp --chip=18F85J10 -IE:Old_TX_TT_WorkSED_TX_PRGSRC -P --runtime=default,+clear,+init,-keep,+stack,+clib --opt=none,+asm,-debug,9 --warn=0 -D__DEBUG=1 --rom=C00-C3f,C60-73ff --emi=byteselect -Blarge --double=32 --cp=16 -g --asmlist "--errformat=Error   [%n] %f; %l.%c %s" "--msgformat=Advisory[%n] %s" "--warnformat=Warning [%n] %f; %l.%c %s"
HI-TECH PICC-18 PRO COMPILER (Microchip PIC micro) V9.61
Copyright (C) 1984-2007 HI-TECH SOFTWARE
Serial number: HCPIC18P-666666666
Error   [1098] MainFunc.c; 527. conflicting declarations for variable "_GPSData_Head"
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 1534. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison
Warning [764] E:Old_TX_TT_WorkSED_TX_PRGSRCDog_Main.C; 2306. mismatched comparison

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