Code is not run after loading into chip


Thanks to member for the solution providing.

I have generate led blinking project for MDK ARM Keil uvision5.25 using STM32CUbeX IDE. 
Project is compiled successfully with 0 error and  load successfully into STM32L151CB microcontroller via ST-LINK/V2 Programmer. 
In Keil, but i am facing problem 1)Project is not able to debug. When click on start/stop debug option than cursor is not come at main function starting line. 2)Code is not run during runtime. 

Its kind request to you to provide me the solution to resolve these error as soon as possible.

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