Incomplete game history

One of my games has the following message appearing on the anlyse board
"This game has an incomplete game history and may not be reported correctly".
What does this mean, and will it effect the game when it finishes
Thanks SuperMac

Originally posted by SuperMac
One of my games has the following message appearing on the anlyse board
"This game has an incomplete game history and may not be reported correctly".
What does this mean, and will it effect the game when it finishes
Thanks SuperMac