Jenkins is able to find the mail, but polling is not getting started or sometimes it is running very late..

Note:  I didn't update Jenkins version/Plugin version. I tried restarting also but didn't work.

Please see below:

Connecting to the mailbox...
Found properties:

• [attachments:IGNORE]

• [folder:INBOX]

• host:[123@gmail.com

• [mail.debug:false]

• [mail.debug.auth:false]

• mail.imaps.host:[123@gmail.com

• [mail.imaps.port:993]

• [password:***]

• [receivedXMinutesAgo:1440]

• [storeName:imaps]

• [subjectContains:OPENED: 'test- Check Failure']

• username:[1234@gmail.com
  Connected to mailbox. Searching for messages where:

• [flag is unread]

• [subject contains 'OPENED: 'test- Check Failure'']

• [received date is greater than '2018/11/05 21:29:59 PM']
  ...
  Searching folder...
  Found matching email(s) : 1

• OPENED: 'test- Check Failure' (2018/11/06 20:46:06 PM)
  'Test connection' mode enabled - server connection skipped

Server configuration

Operating system: Windows Server 2012 R2

Jenkins Version : jenkins-2.121.3

Plugin Version: Poll mail box trigger plugin-1.026

Mail Server: exhange server

One example for running late:

Mail received at 15:45:11 PM but polling has started at 4:11:03 PM
Polling started on Nov 4, 2018 4:11:03 PM
Polling for the job test
Looking nodes where the poll can be run.
Looking for a candidate node to run the poll.
Looking for a node with no predefined label.
Trying to poll with the last built on node.

Polling on master.
Connecting to the mailbox...
[Poll Mailbox Trigger] - Connected!
Found properties:

• [attachments:IGNORE]

• [folder:INBOX]

• [host:]

• [mail.debug:false]

• [mail.debug.auth:false]

• [mail.imaps.host:]

• [mail.imaps.port:993]

• [password:***]

• [receivedXMinutesAgo:1440]

• [storeName:imaps]

• [subjectContains:test]

• [username1234@gmail.com
  Connected to mailbox. Searching for messages where:

• [flag is unread]

• [subject contains test

• [received date is greater than '2018/11/03 17:11:04 PM']
  ...
  Searching folder...
  Found matching email(s) : 2

• test (2018/11/04 15:45:11 PM)

• test (2018/11/04 15:54:18 PM)
  Download attachments? IGNORE
  Changes found. Scheduling a build.
  Job has no parameters.
  Marked email(s) as read : 1
  Download attachments? IGNORE
  Changes found. Scheduling a build.

 

 

Please suggest me to resolve this issue..

Thanks in advance,