Prepare Layout Failed. Exception raised was: Default layout

[Hamed_Mo]

my problem SOLVED!
sorry for this and thanks Alex for this useful link:

Why won't my layout play? / The splash screen plays instead of my layout

Problem: Layout will not play / the splash screen is shown instead of playing the Layout. Cause: Xibo requires all Layouts to contain something to show. For a Layout to be valid to play on a Xibo Player, it must meet the following criteria: Must have at least one Region on the Layout All Regions on the Layout must have at least one valid Media item on it If the Layout doesn’t meet that specification, then the Player won’t attempt to run the Layout and so the Layout will be missing from you…