---
title: "[Xray Server] Xray does not enable"
canonical: "https://docs.getxray.app/space/ProductKB/46269533/%5BXray%20Server%5D%20Xray%20does%20not%20enable"
format: markdown
---
## Problem

### After restarting Jira, Xray does not enable.


![image](media://2fa1261c-1ed5-46ac-b4d4-dc026b036c70)


### with stack traces showing this:

```
2020-03-23 14:03:10,228 ajp-nio-8009-exec-8 ERROR user 843x1549439x1 10zfyj9 172.27.110.107 /rest/plugins/1.0/com.xpandit.plugins.xray-key [c.x.raven.issuetype.RavenIssueTypeManagerImpl] Error ocurred installing Xray issue types!
java.lang.NullPointerException
    at com.atlassian.jira.issue.fields.config.manager.IssueTypeSchemeManagerImpl.getIssueTypesForConfigScheme(IssueTypeSchemeManagerImpl.java:316)
    at com.atlassian.jira.issue.fields.config.manager.IssueTypeSchemeManagerImpl.getIssueTypesForDefaultScheme(IssueTypeSchemeManagerImpl.java:276)
    at sun.reflect.GeneratedMethodAccessor3157.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.atlassian.plugin.util.ContextClassLoaderSettingInvocationHandler.invoke(ContextClassLoaderSettingInvocationHandler.java:26)
    at com.sun.proxy.$Proxy409.getIssueTypesForDefaultScheme(Unknown Source)
    ... 2 filtered
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:131)
    at com.sun.proxy.$Proxy409.getIssueTypesForDefaultScheme(Unknown Source)
    at com.xpandit.raven.issuetype.RavenIssueTypeManagerImpl.a(Unknown Source)
    at com.xpandit.raven.issuetype.RavenIssueTypeManagerImpl.a(Unknown Source)
    at com.xpandit.raven.issuetype.RavenIssueTypeManagerImpl.a(Unknown Source)
    at com.xpandit.raven.RavenSetupHandler.setup(Unknown Source)
    at com.xpandit.raven.RavenSetupHandler.onPluginEnabled(Unknown Source)
    ... 3 filtered
    
```

The problem can be replicated by deleting the Default Issue Type Screen Scheme via Database. 

![image](media://e6ed845b-7630-46cb-95ed-bfcc546191aa)

![image](media://aee43aea-e472-4edf-835d-4ca4afe6e234)

## Solution

Please restore a backup that contains "Default Issue Type Scheme" or contact Atlassian Jira support so they can help to restore the Default Issue Type Scheme.