#394 2024708 解决专家回退会生成json字符给用户展示

com.gx.obe.step/src/com/gx/obe/step/dialog/ReEvaluationConfirmDialog.java

@@ -352,7 +352,7 @@ public class ReEvaluationConfirmDialog extends EDialog {
 				if(!isApply){
 					SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 					StringBuilder reason = new StringBuilder();
-					if(everyExpertEvaluationStep.getApplyReason().length() > 0){
+					if(everyExpertEvaluationStep.getApplyReason() != null && everyExpertEvaluationStep.getApplyReason().length() > 0){
 						reason.append(everyExpertEvaluationStep.getApplyReason());
 						reason.append("\r\n");
 					}