fix: 处理null问题

buhuazhen

2026-06-01 facbfd2b1a0eb1ea971b699def8c85a43c5fa7fa

 src/main/java/com/ruoyi/framework/web/domain/server/Jvm.java

@@ -117,7 +117,7 @@
     */

    public String getRunTime()

    {

        return DateUtils.getDatePoor(DateUtils.getNowDate(), DateUtils.getServerStartDate());

        return DateUtils.timeDistance(DateUtils.getNowDate(), DateUtils.getServerStartDate());

    }



    /**