VTP protocol user notification: MD5 digest checksum mismatch on receipt of equal revision summary on trunk

Error Message

VTP protocol user notification: MD5 digest checksum mismatch on receipt of equal revision summary on trunk

The domain was changed from NULL to CCNA but VTP client has a different MD5 digest which causing the error to prompt out.

MD5 after changing the VTP domain (VTP Server)

MD5 after changing the VTP domain (VTP Client)

Solution

Create a temporary VLAN and then removing it will cause the VTP server to send out updates hence clearing this issue.

config t
vlan 99
exit
no vlan 99