"Where is my field?" throws 500 NPE in the Create Issue window

java.lang.NullPointerException
	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:187)
	at com.google.common.collect.SingletonImmutableList.<init>(SingletonImmutableList.java:41)
	at com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:270)
	at com.atlassian.jira.customfieldhelper.api.InspectionMessageParameter.<init>(InspectionMessageParameter.java:28)
	at com.atlassian.jira.customfieldhelper.api.InspectionMessageBuilder.addPlainParameter(InspectionMessageBuilder.java:83)
	at com.atlassian.jira.customfieldhelper.impl.inspector.field.FieldConfigurationInspector.createOkDetails(FieldConfigurationInspector.java:74)
	at com.atlassian.jira.customfieldhelper.impl.inspector.field.FieldConfigurationInspector.createOk(FieldConfigurationInspector.java:66)
	at com.atlassian.jira.customfieldhelper.impl.inspector.field.FieldConfigurationInspector.inspect(FieldConfigurationInspector.java:60)
	at com.atlassian.jira.customfieldhelper.impl.inspector.field.FieldConfigurationInspector.inspect(FieldConfigurationInspector.java:23)
	at com.atlassian.jira.customfieldhelper.rest.FieldInfoResource.runInspection(FieldInfoResource.java:120)
	at com.atlassian.jira.customfieldhelper.rest.FieldInfoResource.getInfo(FieldInfoResource.java:104)
...