Seeing how valve is near to finishing theirs and it is being made by professional paid mappers, you would be competing with probably the best. If you do decide to continue with this good luck and all the power too you. It is propably not going to get the reaction you want. You should take the...
"PutClientInServer: no info_player_start on level"
You are not spawning at the designated spawn point. HL2 can't find the designated spawn point (info_player_start). Instead you are most likey spawning on the origin. I am not sure why you would be experiencing this and no one else would be...
I've got the 5 cd version... It's a fully legal copy.
By the way you posted this in the wrong place. This is a section for mods to ask for help/recruit