Legacy portlet gadget bridge not working due to an issue loading i18n resources

java.util.MissingResourceException: Can't find bundle for base name com.atlassian.jira.portal.portlets.fisheyeportlets, locale en_UK
	at java.util.ResourceBundle.throwMissingResourceException(ResourceBundle.java:1521)
	at java.util.ResourceBundle.getBundleImpl(ResourceBundle.java:1260)
	at java.util.ResourceBundle.getBundle(ResourceBundle.java:962)
	at com.atlassian.jira.web.bean.I18nBean.addResourceBundle(I18nBean.java:145)
	at com.atlassian.jira.plugin.util.ModuleDescriptorUtils.getI18nBean(ModuleDescriptorUtils.java:98)
	at com.atlassian.jira.plugin.JiraResourcedModuleDescriptor.getI18nBean(JiraResourcedModuleDescriptor.java:195)
	at com.atlassian.jira.portal.PortletImpl.getName(PortletImpl.java:176)
	at com.atlassian.jira.gadgets.system.LegacyPortletResource.getLegacyPortletSpec(LegacyPortletResource.java:145)
	at sun.reflect.GeneratedMethodAccessor572.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:175)
	at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:67)
	at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:163)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:111)
	at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:71)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:111)
	at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:63)
	at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:654)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:612)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:603)
	at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:309)
	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:425)
	at com.atlassian.plugins.rest.module.RestDelegatingServletFilter$JerseyOsgiServletContainer.doFilter(RestDelegatingServletFilter.java:198)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:689)
	at com.atlassian.plugins.rest.module.RestDelegatingServletFilter.doFilter(RestDelegatingServletFilter.java