Hi I'´m new with maya, i'm using maya 2014 and everytime I try to import an image to a plane I keep getting this error:

// Error: file: C:/Program Files/Autodesk/Maya2014/scripts/others/importImagePlane.mel line 57: Failed to open IFF file for reading : C:/Windows/TEMP//maya39400000000001EE96C0.iff //
// Error: file: C:/Program Files/Autodesk/Maya2014/scripts/others/importImagePlane.mel line 57: Unable to load the image file, 'C:/Users/Alejandro/Documents/maya/GettingStarted2014LessonData/GettingStarted2014LessonData/PolygonModeling/sourceimages/HelmetFront.jpg', for imagePlaneShape3 //

I have tried to change the format but keeps getting the same error. help me please