fix(sales): 修复导出合同文件名编码及空指针问题

buhuazhen

18 小时以前 661d3c6bd42733aeb0ca83aee72f6b83bef4de36

 src/main/java/com/ruoyi/common/utils/ExceptionUtil.java

@@ -18,8 +18,7 @@
    {

        StringWriter sw = new StringWriter();

        e.printStackTrace(new PrintWriter(sw, true));

        String str = sw.toString();

        return str;

        return sw.toString();

    }



    public static String getRootErrorMessage(Exception e)