General game making help

[danko Kordic]

So i want to ask you something. How do you make when you choose a starter to be like in Diamond and Pearl, that little cut-scene. You open it up, 3 Pokeballs apear, you choose a Pokemon and you fight?

 

[HankMan]

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Pokemon Invasion
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Exception: RuntimeError

Message: Script error within event 2, map 81 (Level Twelve):

Exception: RuntimeError

Message: Section069:656:in `pbStartBattleCore'Opponent trainer must be only one person in single battles

***Full script:

pbDoubleTrainerBattle(PBTrainers::BUGCATCHER,"Michael",0,_I("Unbelievable..."),PBTrainers::KINDLER,"Red",0,_I("Even two opposing types working together were defeated!?"))

Interpreter:239:in `pbExecuteScript'

PokeBattle_Battle:497:in `pbStartBattle'

PokemonTrainers:254:in `pbDoubleTrainerBattle'

PokemonTrainers:253:in `pbSceneStandby'

PokemonTrainers:255:in `pbDoubleTrainerBattle'

PokemonTrainers:252:in `pbBattleAnimation'

PokemonTrainers:252:in `pbDoubleTrainerBattle'

(eval):1:in `pbExecuteScript'

Interpreter:785:in `eval'

Interpreter:239:in `pbExecuteScript'



Interpreter:274:in `pbExecuteScript'

Interpreter:785:in `command_111'

Interpreter:318:in `execute_command'

Interpreter:191:in `update'

Interpreter:104:in `loop'

Interpreter:196:in `update'

Scene_Map:96:in `update'

Scene_Map:94:in `loop'

Scene_Map:107:in `update'

Scene_Map:63:in `main'



This exception was logged in

C:\Users\SuperDryBones9000\Saved Games/Pokemon Invasion/errorlog.txt.

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OK
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wtf??? help pls

 

[HankMan]

anyone know how to make a held item that can increase your total hp???

if isConst?(attacker.species,PBSpecies,:BLAZIKEN)&&isConst?(attacker.item,PBItems,:BLAZINGSOUL)
totalhp+=450
defense-=60
spdef-=60
atk*=1.03
spatk*=1.03
end

all the other stat increases work, so why not totalhp?????
help pls