Help with Trigger Needed

[Voodoo_Virus]

Okay, I have this problem with this trigger for online play. It works fine in single player but in multiplayer what happens is that whenever someone else has the same hero too and puts points in its skills it upgrades the other persons hero skills too.

Here is the whole trigger

Upgraded Skills
Events
Unit - A unit Learns a skill
Conditions
Actions
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Gateway
(Level of Gateway for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Demonic Gateway to ((Current research level of Demonic Gateway for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Player - Set the current research level of Fanatic Minion A to ((Current research level of Fanatic Minion A for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
((Level of Gateway for (Learning Hero)) mod 2) Not equal to 0
Then - Actions
Player - Set the current research level of Fanatic Minion B to ((Current research level of Fanatic Minion B for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Death Sentry
(Level of Death Sentry for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Death Sentry A to ((Current research level of Death Sentry A for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
((Level of Death Sentry for (Learning Hero)) mod 2) Not equal to 0
Then - Actions
Player - Set the current research level of Death Sentry B to ((Current research level of Death Sentry B for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Noxious Fumes
(Level of Noxious Fumes for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Noxious Fumes to ((Current research level of Noxious Fumes for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Carrion Beetles
(Level of Carrion Beetles for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Carrion Beetles A to ((Current research level of Carrion Beetles A for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Soul Vortex
(Level of Soul Vortex for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Soul Vortex to ((Current research level of Soul Vortex for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Shadow Battalion
(Level of Shadow Battalion for (Learning Hero)) Greater than 1
Then - Actions
Player - Set the current research level of Shadow Battalion A to ((Current research level of Shadow Battalion A for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
And - All (Conditions) are true
Conditions
(Learned Hero Skill) Equal to Amplify
Then - Actions
Player - Set the current research level of Amplify to ((Current research level of Amplify for (Owner of (Learning Hero))) + 1) for (Owner of (Learning Hero))
Else - Actions
Do nothing

Thanks to any and all who aid me.