Stephen Warnock is at his wit's end at Aston Villa.
The Mail on Sunday says Warnock is ready to call in the Professional Footballers' Association (PFA) to try to resolve his long-running dispute with Aston Villa manager Gerard Houllier.
Warnock has not played for Villa since December 28.
He has been banned from training with the first team following a row with Houllier about falling morale.
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