Watch Angola vs Latvia Live Streaming
Watch Angola vs Latvia Live Streaming"But we haven't won in a while and and when that happens confidence is low and team spirit isn't what it should be.
"It is a bit of a rough time at the minute but I am sure we will come through this sticky patch and pull ourselves away from the relegation zone."
McCartney is pleased that manager Nigel Worthington has agreed to stay on for the duration of the Euro 2012 qualifying campaign.
The 28-year-old believes there is good cause for optimism because of the ages of the squad.
McCartney said: "There was a big debate as to whether Nigel was going to stay or go back into club football.
"It is all sorted out now and I am sure Nigel more than anyone is glad about that. Now he can look to the future.
"He has a really good young team and we have made good progress over the last couple of competitions since he came in.
