The site maintains a strict policy of only having content that is of value to the public in some way. Content should be thoroughly worked on before submission, and a node will be unpublished if something remains seriously wrong with it for a long period of time.
The layout of a map is among the most important parts of a winning design, try making sure exotic geometry is removed or clipped and the level is open and free of dead-ends or unexplained phenomena.
The site maintains a strict policy of only having content that is of value to the public in some way. Content should be thoroughly worked on before submission, and a node will be unpublished if something remains seriously wrong with it for a long period of time.
Refer to the Packaging Guide for information on how to fix this.