打印时autoheight的style隐藏bug

app/public/report/js/rpt_print.js

@@ -134,7 +134,7 @@ let rptPrintHelper = {
 
 function getActualBorderStyle(cell, styles, mergeBorderStyle, pageBorderArea, borderStr) {
     let rst = styles[cell[JV.PROP_STYLE]][borderStr];
-    if (parseFloat(rst[JV.PROP_LINE_WEIGHT]) === 1) {
+    if (rst && parseFloat(rst[JV.PROP_LINE_WEIGHT]) === 1) {
         rst[JV.PROP_LINE_WEIGHT] = 0.5;
     }
     if (mergeBorderStyle) {