bug fix

distributed-print/src/main/java/com/qmth/distributed/print/api/SysAdminSetController.java

@@ -441,7 +441,7 @@ public class SysAdminSetController {
             sysConfig.setConfigValue(String.valueOf(attachmentId));
         }
         if (sysConfigService.saveOrUpdate(sysConfig)) {
-            commonCacheService.updateSysConfigCache(schoolId, SystemConstant.CLOUD_MARK_EXAM_SUBJECT_HEADER_SAVE_API);
+            commonCacheService.updateSysConfigCache(schoolId, sysConfig.getConfigKey());
         }
         SysConfigResult sysConfigResult = new SysConfigResult(sysConfig);
         sysConfigResult.setValue(fileUploadService.filePreview(Long.valueOf(sysConfigResult.getValue().toString())));