issus when import model animation

i have a issus when i imported model with animation ImportFBX Errors: Time range (177558) for rotation curve(s) on node 'L_Finger0' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'L_Finger01' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'L_Finger1' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'L_Finger11' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'R_Finger0' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'R_Finger01' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'R_Finger1' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline. Time range (177558) for rotation curve(s) on node 'R_Finger11' on take 'Take 001' larger than maximum allowed (100000). These curves won't be imported. Check your file - it most likely has keys in far negative or positive timeline.

the model are in ma format i am using autodesk maya 2013 and unity 4.3.4