If you get crashes when approaching the building

follow these steps

open OpenIV
navigate to mods/ update/update.rpf/common/data/gameconfig.xml <--Open
look for OcclusionInteriorInfo

and modify values to the amounts shown below

                        <Item>
                            <PoolName>OcclusionInteriorInfo</PoolName>
                            <PoolSize value="1000"/>
                        </Item>
                        <Item>
                            <PoolName>OcclusionPathNode</PoolName>
                            <PoolSize value="7000"/>
                        </Item>
                        <Item>
                            <PoolName>OcclusionPortalEntity</PoolName>
                            <PoolSize value="600"/>
                        </Item>
                        <Item>
                            <PoolName>OcclusionPortalInfo</PoolName>
                            <PoolSize value="1000"/>
                        </Item>
						
						
only do this if you get crashes