startup_stm32f407xx.s: Error: A9555E: Failed to check out a license.LICENSE ERROR (R207(2): REGISTRY READ ERROR) startup_stm32f407xx.s: startup_stm32f407xx.s: Check that your license details are correct in the License Management dialog of MDK. Additional information is available at: startup_stm32f407xx.s: www.keil.com/.../license_management.htm startup_stm32f407xx.s: If you need further help, provide this complete error report to your supplier or license.support@arm.com. startup_stm32f407xx.s: - ARMLMD_LICENSE_FILE: unset startup_stm32f407xx.s: - LM_LICENSE_FILE: unset startup_stm32f407xx.s: - ARM_TOOL_VARIANT: unset startup_stm32f407xx.s: - ARM_PRODUCT_PATH: unset startup_stm32f407xx.s: - Product location: C:\Keil_v5\ARM\sw\mappings startup_stm32f407xx.s: - Toolchain location: C:\Keil_v5\ARM\ARMCC\Bin startup_stm32f407xx.s: - Selected tool variant: mdk_std startup_stm32f407xx.s: - Checkout feature: LIC0=KA...-.....-..... startup_stm32f407xx.s: - Feature version: 5.0201701 startup_stm32f407xx.s: - Keil error code: 1 startup_stm32f407xx.s: Product: MDK Plus 5.24 startup_stm32f407xx.s: Component: ARM Compiler 5.06 update 5 (build 528) startup_stm32f407xx.s: Tool: ArmAsm [4d35e1] "gen\gen.axf" - 1 Error(s), 0 Warning(s).
how to fix this error .. this happened after formatting my system and reinstall my uvision
Did you unregister the licence from your previous install and then reregister on your fresh install? If you just use the same key, you're bound to fail and will have to contact keil to sort out your mess.