Problem when creating HEX-86 files

I created a new project on Infineon XC167CI-16F with UV4 and used the default a66 file and on-chip ROM and RAM. I added only a few code into main(). But when I choose "Create Hex file" with Hex format...
Problem when creating HEX-86 files

I created a new project on Infineon XC167CI-16F with UV4 and used the default a66 file and on-chip ROM and RAM. I added only a few code into main(). But when I choose "Create Hex file" with Hex format...
hex file not creating

#include <REGX51.H> #include "string.H" //for strcmp #define keypad P1 #define LCD_dat P2 sbit rs =P3^0; sbit en =P3^1; sbit device =P3^2; // electric bilb void dely(unsigned int dly); void lcd_cmd...
hex file not creating

#include <REGX51.H> #include "string.H" //for strcmp #define keypad P1 #define LCD_dat P2 sbit rs =P3^0; sbit en =P3^1; sbit device =P3^2; // electric bilb void dely(unsigned int dly); void lcd_cmd...
v6.20 Can't create HEX Files !

I just update my version of C51 Keil in version 6.20. I tried to compile an old project and the OH51 file do a fatal error! So, my hex file was not created ! My OH51.exe version is 2.5 What's...