[1.7.10]Two problems, Minecraft doesnt start and Dont know how to export mods

[rHaLeX_12]

Guys I need help with two things: Minecraft doest start after I was done making mods.

                                                      i DONT know how to export mods.

 

Please I need the help right now because I'm freaking out when Minecraft doesnt start.How am I gonna fix that?

[luacs1998]

Logs?

[rHaLeX_12]

Logs?

When I start the launcher and pressed "Play",the launcher disappeared and no logs opened.I searched the .minecraft folder but nothing.Also,I still dont know how to export my mods.He-help me.I'm still going crazy.

[loordgek]

fml-client-latest.log

in the logs folder

[rHaLeX_12]

fml-client-latest.log

in the logs folder

I still didnt find that even though I checked that folder and others as well.It totally didnt give any sign of runnin.