diff --git a/logs/sdkclient_error.log b/logs/sdkclient_error.log
new file mode 100644
index 0000000..adb7215
--- /dev/null
+++ b/logs/sdkclient_error.log
@@ -0,0 +1,4 @@
+2021-05-22 17:21:45,031 ERROR [com.bfd.mf.job.util.EMailUtils] EMailUtils:sendEmail error. title:{cid=Nreuters} emailList:[jing.du@percent.cn]
+2021-05-22 17:21:45,039 ERROR [com.bfd.mf.job.util.EMailUtils] EMailUtils:sendEmail error. title:{cid=Nrusi} emailList:[jing.du@percent.cn]
+2021-05-22 17:21:45,045 ERROR [com.bfd.mf.job.util.EMailUtils] EMailUtils:sendEmail error. title:{cid=Nusadefense} emailList:[jing.du@percent.cn]
+2021-05-22 17:21:45,053 ERROR [com.bfd.mf.job.util.EMailUtils] EMailUtils:sendEmail error. title:{cid=Nenotrans} emailList:[jing.du@percent.cn]
diff --git a/logs/sdkclient_error.log.2021-05-12-14 b/logs/sdkclient_error.log.2021-05-12-14
new file mode 100644
index 0000000..e69de29