Can someone tell me why games crashes when loading my map?

[Chlebnik 0]

When i'm trying to load my map game crashes.

can anybody tell me how to fix it?

Exception in thread "LWJGL Application" com.badlogic.gdx.utils.GdxRuntimeException: java.lang.StackOverflowError at com.badlogic.gdx.backends.lwjgl.LwjglApplication$1.run(LwjglApplication.java:133) Caused by: java.lang.StackOverflowError at java.io.InputStream.<init>(Unknown Source) at java.io.FileInputStream.<init>(Unknown Source) at com.badlogic.gdx.files.FileHandle.read(FileHandle.java:140) at com.badlogic.gdx.files.FileHandle.readString(FileHandle.java:202) at com.badlogic.gdx.files.FileHandle.readString(FileHandle.java:191) at age.of.civilizations2.jakowski.lukasz.Province.buildProvinceBG(Province.java:432) at age.of.civilizations2.jakowski.lukasz.Province.loadProvinceBG(Province.java:405) at age.of.civilizations2.jakowski.lukasz.Province.loadProvinceBG(Province.java:406)