minecraft cannot launch in its current configuration

[hermos]

hi

i just started to download tekkit launcher and am new here

after the download it started the update and there are no problems

then the FML thing opens up normally then it give me an error it says

minecraft cannot launch in its current configuration

please consult the file

C:\users\bassam\appdata\roaming\.technic\tekkitmain\forgeModloader-client-0.log

what should i do?