Index: arms/js/analysis/cost/circularPackingChart.js
===================================================================
diff -u -r173bbdc612c43ba745525ce79cca3419bfde48a7 -r91a66ded286ab91ee7459ede4eb7707973ad82ad
--- arms/js/analysis/cost/circularPackingChart.js	(.../circularPackingChart.js)	(revision 173bbdc612c43ba745525ce79cca3419bfde48a7)
+++ arms/js/analysis/cost/circularPackingChart.js	(.../circularPackingChart.js)	(revision 91a66ded286ab91ee7459ede4eb7707973ad82ad)
@@ -318,7 +318,8 @@
             ]
         };
 
-        option && myChart.setOption(option, true);
+        option && myChart.setOption(option);
+        myChart.off('click');
         myChart.on('click', { seriesIndex: 0 }, function (params) {
             if(params.data.depth == 1){
                 drillDown(params.data.id);
@@ -375,6 +376,9 @@
                     return node.data.id === targetNodeId;
                 });
             }
+            if (!displayRoot) {
+                    return;
+            }
             // A trick to prevent d3-hierarchy from visiting parents in this algorithm.
             displayRoot.parent = null;
             myChart.setOption({
Index: arms/js/analysisCost.js
===================================================================
diff -u -rea4d64dcc35331f6c7442bf39d52daa88d1511b6 -r91a66ded286ab91ee7459ede4eb7707973ad82ad
--- arms/js/analysisCost.js	(.../analysisCost.js)	(revision ea4d64dcc35331f6c7442bf39d52daa88d1511b6)
+++ arms/js/analysisCost.js	(.../analysisCost.js)	(revision 91a66ded286ab91ee7459ede4eb7707973ad82ad)
@@ -728,6 +728,7 @@
                 }
             });
 
+            clearChart('circularPacking');
             $("#circularPacking").height("620px");
             drawCircularPacking("circularPacking",pdServiceName, 요구사항별_키목록);
 
@@ -740,7 +741,7 @@
 
         // 요구사항별 수익현황 차트
         $("#income_status_chart").height("620px");
-        reqCostStatusChart();
+
     });
 }
 
@@ -1377,8 +1378,9 @@
 function reqCostStatusChart(data){
     var chartDom = document.getElementById('income_status_chart');
 
-    let 요구사항_정보;
     if(data != null && data.versionId !== undefined){
+
+        let 요구사항_정보;
         요구사항_정보 = 요구사항전체목록[data.reqId];
         console.log(" [ analysisCost :: 요구사항별_소모비용_차트 :: 선택한 요구사항 정보 -> ");
         console.log(요구사항_정보);
@@ -1606,7 +1608,7 @@
     };
 
     if (option && typeof option === "object") {
-        myChart.setOption(option, true);
+        myChart.setOption(option);
     }
     window.addEventListener("resize", myChart.resize);
 }