Misc and Autoexec is not working

[harrytsoi972]

csgosl version:2.8.3
platform: windows
describe problem:Changing the parameter in misc(e.g. reduce the gravity) or autoexec is not working.(the gravity is still the same as default in game).
does it happen every time or just once-in-a-while:Every time
did this work before and stopped working:No
do you have sourcemod enabled? yes
if sourcemod is enabled
does it help to disable sourcemod? NO
do you have any mods enabled? which?No
do you have any mods that you have installed yourself?No
is rcon enabled? If yes, do you use the default port?Disabled