No ULINK Device Found , Flash Download Failed and Target DLL Has Been Cancelled

I am working on Infineon's XC2387A microcontroller. For compilation I am using Keil Compiler(uversion 3 v3.67). But I am not able to download program in flash memory. There are two types of errors...
No ULINK Device Found , Flash Download Failed and Target DLL Has Been Cancelled

I am working on Infineon's XC2387A microcontroller. For compilation I am using Keil Compiler(uversion 3 v3.67). But I am not able to download program in flash memory. There are two types of errors...
Error: Flash Download failed - Target DLL has been cancelled

Hello, I need help. I wanted to program LPC2148 using J-link I am able to program the development using that Jlink and not able to program using the IC programmer when I try to program it I am getting...
Error: Flash Downloaded failed - target DLL has been cancelled

I'm using a Keil MCB1700 v.1.2 and a Segger J-link. I stablished the connection through the Segger, but i receive an error when i try to enter in the debug: "Error: Flash Downloaded failed - target...
Error: Flash Download failed - Target DLL has been cancelled

how can i rectify this? Is it of hardware issue or any library functions is missing? can any one please help