'Step' and 'Step Over' doesn't work while debugging

Hi, i am new with Keil and STM32F407VG. I tried to run a simple code (blinking 4 leds). And it worked with no problem. Afterwards, i tried to learn some simple debugging basics. And I can't reach...
'Step' and 'Step Over' doesn't work while debugging

Hi, i am new with Keil and STM32F407VG. I tried to run a simple code (blinking 4 leds). And it worked with no problem. Afterwards, i tried to learn some simple debugging basics. And I can't reach...
Debugging weird behaviour when single stepping and stepping over

Hello everybody. Like in the title I noticed strange behaviour while debbuging my app, the problem is that when I'm single stepping everything is fine, but then when I step over or run to cursor line...
Debugging weird behaviour when single stepping and stepping over

Hello everybody. Like in the title I noticed strange behaviour while debbuging my app, the problem is that when I'm single stepping everything is fine, but then when I step over or run to cursor line...
Nuvoton arm_cortex_m0 MINI51ZAN,---keil simulator debug mode, step over(F10)problem

Dear Friends: My platform: keil u4 4.6,OS(XP_SP2) device: Nuvoton Mini51ZAN, problem discription: When I in debug mode, those command like Step over(F10) dose not work well, when I press...