loadTexture crash by floating window

 java.lang.RuntimeException: 0 0x0
at gl.TextureHelper.loadTexture(TextureHelper.java:42)
at render.StarWarsRenderer$2.run(StarWarsRenderer.java:289)
at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1535)
at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1293)


use floating Window ,then add custom view,include TileFrameLayout, crash