I found the problem with the Hyperion Matrix and Universal Soil adaptor, from the ImprovementDefs xml:

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-<Improvement>

<InternalName>HyperionMatrix</InternalName>

<DisplayName>HyperionMatrix_Name</DisplayName>

<ShortDescription>HyperionMatrix_ShortDec</ShortDescription>

<Description>HyperionMatrix_Dec</Description>

<Icon>HyperionMatrix.png</Icon>

<BuildIcon>HyperionMatrix_Build.png</BuildIcon>

<ListIcon>HyperionMatrix_Icon.png</ListIcon>

<ImprovementType>Research</ImprovementType>

<PlacementType>MilitaryUnique</PlacementType>

<IsPlayerWonder>true</IsPlayerWonder>

<!-- Stats -->

-<Stats>

<EffectType>ManufacturingCost</EffectType>

<Scope>Queue</Scope>

-<Target>

<TargetType>Improvement</TargetType>

</Target>

<BonusType>Flat</BonusType>

<Value>341</Value>

</Stats>

-<Stats>

<EffectType>Research</EffectType>

<Scope>Global</Scope>

-<Target>

<TargetType>Colony</TargetType>

</Target>

<BonusType>Multiplier</BonusType>

<Value>0.5</Value>

</Stats>

-<Stats>

<EffectType>Maintenance</EffectType>

-<Target>

<TargetType>Improvement</TargetType>

</Target>

<BonusType>Flat</BonusType>

<Value>3.5</Value>

</Stats>

<!-- Triggers -->

<!-- Level Effect Trigers -->

<!-- Level Effect Stats -->

-<LevelEffectStats>

<EffectType>Research</EffectType>

-<Target>

<TargetType>Colony</TargetType>

</Target>

<BonusType>Multiplier</BonusType>

<Value>0.05</Value>

</LevelEffectStats>

<!-- Adjacency Bonuses -->

-<NeighborBonuses>

<GiveBonusToNeighborType>Research</GiveBonusToNeighborType>

<NeighborBonusValue>5</NeighborBonusValue>

</NeighborBonuses>

<!-- Prerequisites -->

-<Prerequ>

-<Techs>

<Option>StellarCartography</Option>

</Techs>

</Prerequ>

</Improvement>

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This should read <Option>HyperionMatrixTech</Option>

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-<Improvement>

<InternalName>Universal Soil Adapter</InternalName>

<DisplayName>Universal Soil Adapter_Name</DisplayName>

<ShortDescription>Universal Soil Adapter_ShortDec</ShortDescription>

<Description>Universal Soil Adapter_Dec</Description>

<Icon>HabitatImprovementPlant.png</Icon>

<BuildIcon>HabitatImprovementPlant_Build.png</BuildIcon>

<ListIcon>HabitatImprovementPlant_Icon.png</ListIcon>

<ImprovementType>Terraforming</ImprovementType>

<PlacementType>Terraforming</PlacementType>

<IsColonyUnique>true</IsColonyUnique>

<LandPercentageMin>0</LandPercentageMin>

<!-- Stats -->

-<Stats>

<EffectType>ManufacturingCost</EffectType>

<Scope>Queue</Scope>

-<Target>

<TargetType>Improvement</TargetType>

</Target>

<BonusType>Flat</BonusType>

<Value>151</Value>

</Stats>

<!-- Triggers -->

<!-- Level Effect Trigers -->

<!-- Level Effect Stats -->

<!-- Adjacency Bonuses -->

<!-- Prerequisites -->

-<Prerequ>

-<Techs>

<Option>HabitatImprovement</Option>

</Techs>

</Prerequ>

</Improvement>

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This should read <Option>UniversalSoilAdaptation</Option>