Missing resource 'ForcedMetadata.ForcedMetadataNameMustNotBeNull' in bundle 'org.apache.manifoldcf.agents.transformation.forcedmetadata.common'

java.util.MissingResourceException: Can't find resource for bundle java.util.PropertyResourceBundle, key ForcedMetadata.ForcedMetadataNameMustNotBeNull
        at java.util.ResourceBundle.getObject(ResourceBundle.java:450)
        at java.util.ResourceBundle.getString(ResourceBundle.java:407)
        at org.apache.manifoldcf.core.i18n.Messages.getMessage(Messages.java:192)
        at org.apache.manifoldcf.core.i18n.Messages.getString(Messages.java:239)
        at org.apache.manifoldcf.core.i18n.Messages.getString(Messages.java:207)
        at org.apache.manifoldcf.ui.i18n.ResourceBundleWrapper.getString(ResourceBundleWrapper.java:44)
        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 org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)
        at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:567)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:151)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)
        at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:369)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)
        at org.apache.velocity.Template.merge(Template.java:356)
        at org.apache.velocity.Template.merge(Template.java:260)
        at org.apache.velocity.app.VelocityEngine.mergeTemplate(VelocityEngine.java:354)
        at org.apache.manifoldcf.ui.i18n.Messages.outputResourceWithVelocity(Messages.java:159)
        at org.apache.manifoldcf.agents.transformation.forcedmetadata.Messages.outputResourceWithVelocity(Messages.java:136)
        at org.apache.manifoldcf.agents.transformation.forcedmetadata.ForcedMetadataConnector.outputSpecificationHeader(ForcedMetadataConnector.java:342)
        at org.apache.jsp.editjob_jsp._jspService(editjob_jsp.java:581)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
        at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:193)
        at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
        at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)

editjob.ForcedMetadataNameMustNotBeNull=Forced metadata name must not be null