EmptyStackException on startup if permission denied on bamboo.cfg.xml

java.util.EmptyStackException
	at java.util.Stack.peek(Stack.java:102)
	at com.atlassian.bamboo.setup.DefaultSetupPersister.getCurrentStep(DefaultSetupPersister.java:122)
	at com.atlassian.bamboo.setup.DefaultSetupPersister.configureSetupSequence(DefaultSetupPersister.java:180)
	at com.atlassian.bamboo.setup.DefaultSetupPersister.getSetupStack(DefaultSetupPersister.java:144)
	at com.atlassian.bamboo.setup.DefaultSetupPersister.getCurrentStep(DefaultSetupPersister.java:122)
	at com.atlassian.bamboo.ww2.actions.setup.SelectSetupStepAction.execute(SelectSetupStepAction.java:22)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:899)
	at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1544)
	at ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
	at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:98)
	at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:90)
	at ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1620)
	at ognl.ASTMethod.getValueBody(ASTMethod.java:91)
	at ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
	at ognl.SimpleNode.getValue(SimpleNode.java:258)
	at ognl.Ognl.getValue(Ognl.java:470)
	at ognl.Ognl.getValue(Ognl.java:434)
	at com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:401)
	at com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:453)
	at com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:399)
	at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:438)
	at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:293)
	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)
	at com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:181)
	at com.atlassian.bamboo.ww2.interceptors.BambooWorkflowInterceptor.validateWorkflow(BambooWorkflowInterceptor.java:46)
	at com.atlassian.bamboo.ww2.interceptors.BambooWorkflowInterceptor.access$000(BambooWorkflowInterceptor.java:16)
	at com.atlassian.bamboo.ww2.interceptors.BambooWorkflowInterceptor$1.call(BambooWorkflowInterceptor.java:29)
	at com.atlassian.bamboo.ww2.interceptors.BambooWorkflowInterceptor$1.call(BambooWorkflowInterceptor.java:26)
	at com.atlassian.bamboo.util.BambooProfilingUtils.withUtilTimerStack(BambooProfilingUtils.java:35)
	at com.atlassian.bamboo.ww2.interceptors.BambooWorkflowInterceptor.doIntercept(BambooWorkflowInterceptor.java:26)
	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
	at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
	at com.atlassian.bamboo.ww2.interceptors.BambooValidationInterceptor.validate(BambooValidationInterceptor.java:42)
	at com.atlassian.bamboo.ww2.interceptors.BambooValidationInterceptor.access$000(BambooValidationInterceptor.java:12)
	at com.atlassian.bamboo.ww2.interceptors.BambooValidationInterceptor$1.call(BambooValidationInterceptor.java:25)
	at com.atlassian.bamboo.ww2.interceptors.BambooValidationInterceptor$1.call(BambooValidationInterceptor.java:22)

2019-05-22 20:49:06,714 ERROR [localhost-startStop-1] [DefaultAtlassianBootstrapManager] Home is not configured properly: 
com.atlassian.config.ConfigurationException: failed to find config at: /bamboo/home/bamboo.cfg.xml
	at com.atlassian.config.xml.DefaultDom4jXmlConfigurationPersister.load(DefaultDom4jXmlConfigurationPersister.java:69)
	at com.atlassian.config.ApplicationConfig.load(ApplicationConfig.java:309)
	at com.atlassian.bamboo.setup.BambooApplicationConfig.load(BambooApplicationConfig.java:61)
	at com.atlassian.config.bootstrap.DefaultAtlassianBootstrapManager.init(DefaultAtlassianBootstrapManager.java:72)
	at com.atlassian.bamboo.setup.BootstrapLoaderListener.contextInitialized(BootstrapLoaderListener.java:118)
	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4792)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5256)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1420)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1410)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.FileNotFoundException: /bamboo/home/bamboo.cfg.xml (Permission denied)