pic 32 mz: led leuchtet nicht

#include <xc.h>

#pragma config FNOSC = LPRC

#pragma config FWDTEN = OFF

#pragma config FSOSCEN = OFF // Secondary Oscillator Enable (Disabled)

#pragma config IESO = OFF    // Internal/External Switch Over (Disabled)

#pragma config POSCMOD = OFF// (Primary osc disabled)

#pragma config OSCIOFNC = OFF  //CLKO Output on the OSCO Pin (Disabled)

#pragma config FCKSM = CSDCMD  // Clock Switching and Monitor Selection 

#pragma config JTAGEN = OFF // JTAG Enable (JTAG Port Enabled)

int main(void)

{

    ANSELE = 0;

    ANSELB = 0;

    TRISEbits.TRISE6 = 0; //gelb

    TRISBbits.TRISB4 = 0; //grün

    TRISBbits.TRISB2 = 0; //rot

    LATEbits.LATE6 = 1;

    LATBbits.LATB4 = 1;

    LATBbits.LATB2 = 1;

    while(1)

    {

    }

}