Appbar distorted in Flat gray theme

Theme: Flat grayTheme: Flat gray

===========Console log=================

Caused by: java.lang.IllegalArgumentException: org.apache.ofbiz.webapp.control.ControlServlet mapping not found in /home/lalit/sandbox/Trunk/ofbiz-framework1/plugins/ofbiz-rest-impl/webapp/ofbiz-rest-jersey/WEB-INF/web.xml at org.apache.ofbiz.webapp.WebAppUtil.getControlServletPath(WebAppUtil.java:100) ~[main/:?] at sun.reflect.GeneratedMethodAccessor163.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_202] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_202] at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1552) ~[freemarker-2.3.30.jar:2.3.30] at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:73) ~[freemarker-2.3.30.jar:2.3.30] ... 90 more