When I open BEx, error message appears: "....trace level 8 activated.."

Hi,

when i open bex, then it appears:

" SAPGUI 640

Enviroment information:

Directory: 'C:\Documents and Setting\ ...\SapWorkDir

trace level 8 activated

logging activated

For maximum data security delete the settings as soon as possible."

But I dont know, which setting it is meaning.

Thanks zd.