Water changed to grass

Hi everyone,
I have an annoying problem with my FSX.
I recently installed Aerosoft scenery Hawaii Dillingham X and when I tried it out I noticed that the entire ocean surrounding Hawaii turned into grassland.
The area covered by the scenery is alright.
My first thought was that the scenery might have a compatibility issue and so my first attempt to solve this was to deactivate it in the library but that made things even worse.
If I deactivate Dillingham X the runway of the FSX Dillingham is below ground and the grassland remains.
I don
I have an annoying problem with my FSX.
I recently installed Aerosoft scenery Hawaii Dillingham X and when I tried it out I noticed that the entire ocean surrounding Hawaii turned into grassland.
The area covered by the scenery is alright.
My first thought was that the scenery might have a compatibility issue and so my first attempt to solve this was to deactivate it in the library but that made things even worse.
If I deactivate Dillingham X the runway of the FSX Dillingham is below ground and the grassland remains.
I don