fix exception during not completely loaded GUI

java.lang.NullPointerException
null
lcmc.gui.resources.RscDefaultsInfo.getParamSaved(RscDefaultsInfo.java:140)
lcmc.gui.resources.EditableInfo.createWidget(EditableInfo.java:645)
lcmc.gui.resources.EditableInfo.addParams(EditableInfo.java:345)
lcmc.gui.resources.EditableInfo.addParams(EditableInfo.java:317)
lcmc.gui.resources.ServicesInfo.addRscDefaultsPanel(ServicesInfo.java:964)
lcmc.gui.resources.ServicesInfo.getInfoPanel(ServicesInfo.java:1075)
lcmc.gui.resources.CRMInfo.getInfoPanel(CRMInfo.java:58)
lcmc.gui.Browser.getInfoPanel(Browser.java:238)
lcmc.gui.ViewPanel$4.run(ViewPanel.java:238)

and

java.lang.NullPointerException
null
lcmc.data.CRMXML.convertRscDefaultsParam(CRMXML.java:1449)
lcmc.data.CRMXML.isRscDefaultsInteger(CRMXML.java:1545)
lcmc.data.CRMXML.checkParam(CRMXML.java:1594)
lcmc.data.CRMXML.checkParam(CRMXML.java:1582)
lcmc.gui.resources.ServiceInfo.checkParam(ServiceInfo.java:2267)
lcmc.gui.resources.EditableInfo.checkResourceFieldsCorrect(EditableInfo.java:917)
lcmc.gui.resources.ServiceInfo.checkResourceFieldsCorrect(ServiceInfo.java:390)
lcmc.gui.resources.GroupInfo.checkResourceFieldsCorrect(GroupInfo.java:1366)
lcmc.gui.resources.GroupInfo.checkResourceFieldsCorrect(GroupInfo.java:1353)
lcmc.gui.resources.EditableInfo.setApplyButtons(EditableInfo.java:828)
lcmc.gui.resources.ServiceInfo$19.run(ServiceInfo.java:2958)