header file in keil 5.12

hi i used to be able to see all header files in project window (under target folder). however now that i have installed keil 5.12 i cant find them in project window. how can i bring them in this window...
header file in keil 5.12

hi i used to be able to see all header files in project window (under target folder). however now that i have installed keil 5.12 i cant find them in project window. how can i bring them in this window...
uVision 5.12 crashes when start debugging on STM32F407VGT6 with ST-LINK

Hi. I have an axf image that once loaded (with load xyz.axf incremental) causes uVision.exe to crash (with a heap corruption unhandled exception in ntdll). Same context works as expected loading...
uVision 5.12 crashes when start debugging on STM32F407VGT6 with ST-LINK

Hi. I have an axf image that once loaded (with load xyz.axf incremental) causes uVision.exe to crash (with a heap corruption unhandled exception in ntdll). Same context works as expected loading...
keil 4.74 and keil 5.12 installation on one system

Can I install both keil-ver4.74 and keil-ver5.12 on one windows 7 system?(for some old projects I need ver4.74). Is there any problem ? Can I work with both of them?