Lennie said
"We've analysed his running action on video and that appears to be the case. We're still doing some other scans but we think we've got to the bottom of it. We'll take the necessary remedial action and he should be back in training by the middle of next week."
Gabbidon will now see a footware specialist about inserts into his boots which will hopefully correct the situation.
City are still hopeful that Gabbidon will be fully fit for the visit of Bristol City, Lennies 1000th game as manager, on December 14th. He will miss tonights game at QPR and the two up and coming cup games at Margate and Bournemuth.