Because they haven't bug template for Solar System Generator (SSG tool) and not found the thread where to post, I post here with my method. MODIFIED PLAYFIELDS: Yes Reproducibility: Always Severity: Minor Type: SSG - Planet - Tex Summary: With the SSG and open a playfield of type planet in a scenario, SSG said not terrain file exist in the Content/Playfields/Name of the playfield. Description: When you edit a custom playfield in a scenario when you want to see how the playfield look like in game, you have this error because SSG want to find the terrain file in the Content/Playfields/Name of the playfield instead of Content/Scenarios/Name of the scenario/Playfield/Name of the playfield so is make this exception. Steps to Reproduce: Create a scenario folder named with you want a create a Playfields folder in this folder. Also, create folder for your custom playfield (or copy one exist in this folder). Open the SSG, click to the folder icon and select your Playfields folder in your scenario folder and then open and load the playfield. Finaly, click to the button "Tex" and you will see the error. Screenshots, Crash Logs, any other Relevant Information or Download links: Screenshots : I hope is helpful and fix this problem.