bug fix

distributed-print-business/src/main/java/com/qmth/distributed/print/business/templete/service/impl/TaskLogicServiceImpl.java

@@ -273,7 +273,11 @@ public class TaskLogicServiceImpl implements TaskLogicService {
 
                     //获取试卷pdf
                     PdfDto pdfDto = createPdfUtil.getPaperPdf(paperPdfDto, examPrintPlan.getBackupCount(), backupPaperTempPdfList);
-                    examDetailCourse.setPaperPagesA3(Objects.nonNull(pdfDto) ? pdfDto.getPageCount() : examDetailCourse.getPaperPagesA3());
+                    if (Objects.nonNull(pdfDto)) {
+                        examDetailCourse.setPaperPagesA3(pdfDto.getPageCount());
+                    } else {
+                        examDetailCourse.setPaperPagesA3(examDetailCourse.getPaperPagesA3());
+                    }
                     list[0].addAll(backupPaperTempPdfList);
 
                     basicAttachmentList = Objects.isNull(basicAttachmentList) ? basicAttachmentList = new ArrayList<>() : basicAttachmentList;