download application error

[dnguyen2019]

Hi 

configure as:

ROM start: 0x26000

RAM start: 0x20002218

when I download application software , it pops up following error. 

I'm using keil uVison version 5.

[dnguyen2019]

I downloaded soft device from 0x00 to 0x26000

now I try download application from 0x26000 but it gave me an error?