java.lang.NoClassDefFoundError?报错

报错信息为：

<2018-10-10 下午01时56分17秒 CST> <Error> <HTTP> <BEA-101017> <[ServletContext@452042747[app:CYJYGK module:CYJYGK path:/CYJYGK spec-version:2.5]] Root cause of ServletException.
java.lang.NoClassDefFoundError: freemarker/template/Configuration
    at com.sgcc.sa.YgWordExportServlet.bornWord(YgWordExportServlet.java:83)
    at com.sgcc.sa.YgWordExportServlet.doGet(YgWordExportServlet.java:60)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
    at com.sgcc.uap.kernel.web.adaptor.ModuleServletAdaptor.service(ModuleServletAdaptor.java:119)
    Truncated. see log file for complete stacktrace

在win7系统下不报错，在linux系统下报错