Exception Thrown: java.io.IOException: ERROR: File must be contained in the current directory
java.io.IOException: ERROR: File must be contained in the current directory
	at Backend.loadGraphData(Backend.java:41)
	at WebApp.createWorkingFrontend(WebApp.java:135)
	at WebApp.handleSingleResponse(WebApp.java:212)
	at WebApp.main(WebApp.java:52)