cuando le doy a make me sale el siguienre error:

PSPDevKit >make CONFIG_639=1

bin2c u235.prx u235_bin.c u235

"../tool/md5.py" u235.prx u235_md5.h hash235

Access is denied.

make: *** [release] Error 1

Porque me sale acces denied?????????????

Aqui Esta el main.c

#include <pspkernel.h>
#include <pspctrl.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

#include "../cfw_modules.h"

PSP_MODULE_INFO("u235_module", 0x800 , 1, 0);
PSP_MAIN_THREAD_ATTR( PSP_THREAD_ATTR_VSH );

int PlutoniumGetModel();
int PlutoniumColdReset();

void reset()
{
    sceKernelDelayThread(800*1000);
    PlutoniumColdReset();
    sceKernelSleepThread();
    while(1){}
}

int WriteFile(char *filename, char *buffer, u32 size)
{
    SceUID fd = sceIoOpen(filename, PSP_O_WRONLY | PSP_O_CREAT | PSP_O_TRUNC, 0777);
    if (fd < 0) return -1;

    int written = sceIoWrite(fd, buffer, size);
    if (sceIoClose(fd) < 0) return -1;

    return written;
}

int main()
{
//    int model = PlutoniumGetModel();
    int i;
/*
    Module *modules = NULL;

    if(model == 0 )
        modules = (Module *)modules_01g;
    else
        modules = (Module *)modules_02g;
*/

    for(i = 0; i < COMMON_MODULES_COUNT; i++) {
        WriteFile(common_modules[i].dst, common_modules[i].buffer, *common_modules[i].size);
    }

    reset();
    return 0;
}

Aqui Esta el makefile

release: all
    bin2c $(TARGET).prx $(TARGET)_bin.c $(TARGET)
    "../tool/md5.py" $(TARGET).prx $(TARGET)_md5.h hash235
    rm -f *.elf *.o

TARGET = u235
OBJS = main.o ../Plutonium_Driver/Plutonium.o

PSP_FW_VERSION = 150
BUILD_PRX = 1

INCDIR = ../../Common

CFLAGS = -Os -G0 -Wall
CXXFLAGS = $(CFLAGS) -fno-exceptions -fno-rtti
ASFLAGS = $(CFLAGS)

LIBDIR =
LDFLAGS =
LIBS =

#EXTRA_TARGETS = EBOOT.PBP
#PSP_EBOOT_TITLE = recovery

PSPSDK=$(shell psp-config --pspsdk-path)
include $(PSPSDK)/lib/build.mak

Aqui esta el md5.py

#!/usr/bin/python

import  sys, hashlib

def write_file(fn, buf):
    fp = open(fn, "wb")
    fp.write(buf)
    fp.close()

def usage():
    print ("Usage: " + sys.argv[0] + " infile outfile label")

def main():

    if( len(sys.argv) != 4):
        usage()
        sys.exit()

    fp = open( sys.argv[1] , "rb")
    hash_str =  hashlib.md5( fp.read() ).hexdigest()
    fp.close()

    out_str = "u8 " + sys.argv[3] + "[16] = { "
    i=0

    for str in hash_str:
        if i % 2 == 0:
            out_str += "0x" + str
        else:
            out_str += str
            if i < 31:
                out_str += ", "

        i += 1

    out_str += " };"
    print out_str
    write_file( sys.argv[2] , out_str )

if __name__ == "__main__":
    main()