I am making a skill but somethings wrong but i don't know what
Thanks for your wasted time

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Event:
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Unit - Begins Casting an ability
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Conditions:
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(Ability being cast) Equal to storm bolt
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Actions:
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If (All Conditions are True) then do (Then Actions) else do (Else Actions)
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If - Conditions
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(Level of storm bolt for (Casting Unit)) Equal to 1
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Then - Actions
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Wait ((Distance between (Position of (Casting Unit)) and (Position of (Target unit of ability being cast))) / 700.00 seconds
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Unit - Create 1 Dummy for (Owner of(Casting unit)) at (Position of (Target unit of ability being cast)) facing Default building facing degrees
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Set StormBoltU = (Last created unit)
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Unit - Add Thunder Clap to StormBoltU
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Unit - Set level of Thunder Clap for StormBoltU to (Level of Storm Bolt (Casting unit))
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Unit - Order StormBoltU to Human Mountain King - Thunder Clap
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Special Effect - Create a special effect at (Position of (Target unit of ability being cast)) using Abilities\Spells\Other\Monsoon\MonsoonBoltTarget.mdl
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Set StormBoltSpecEffect[1] = (Last created special effect)
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Special Effect - Create a special effect at (Position of (Target unit of ability being cast)) using Abilities\Spells\Other\Monsoon\MonsoonBoltTarget.mdl
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Set StormBoltSpecEffect[1] = (Last created special effect)
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Wait 1.00 seconds
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Unit - Remove StormBoltU from the game
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Special Effect - Destroy StormBoltSpecEffect[1]
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Special Effect - Destroy StormBoltSpecEffect[2]
Thanks for your wasted time