Regarding Keil uVision5 Tool

[Vignesh_V]

Hi friends,

I have to use Keil uVision5 Software to flash My Source code to STM32F407VET6 development board Instead of using STM32CubeIDE.But I have facing one problem during select the clock frequency of Crystal  in Keil uVision5 Software that option is disable, I could not to enable the option and Unfortunately i did not set the Crystal Frequency. So ,I could not Flash source code to my Development board . I have to attach the that software error in below.

[Tesla DeLorean]

It's not important.

If you want to use the SWV Viewer then the Debug/Settings for the ST-LINK needs to be instructed as to the speed the core is running at, ie 168 MHz

The error indicates it can't find the built file, check why the build failed.