BeagleBoard C4 won't boot from SD

U-Boot 2009.11 (Feb 23 2010 - 15:33:48)

OMAP3530-GP ES3.1, CPU-OPP2 L3-165MHz
OMAP3 Beagle board + LPDDR/NAND
I2C:   ready
DRAM:  256 MB
NAND:  256 MiB
In:    serial
Out:   serial
Err:   serial
Board revision C4
Die ID #109200240000000004036abc09011022
Hit any key to stop autoboot: 10  9  8  7  6  5  4  3  2  1  0
mmc1 is available
reading uimage

4114264 bytes read
Wrong Image Format for bootm command
ERROR: can't get kernel image!
OMAP3 beagleboard.org #