bitbake errors for latest OE and bitbake

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1

I updated OE and bitbake 1.12. build from scratch,
try bitbake console-image

Loading cache: 100% |
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ETA: 00:00:00
Loaded 224 entries from dependency cache.
ERROR: Error parsing /home/tang/Projects/OE/openembedded/recipes/
images/beagleboard-nand-image.bb: Could not inherit file classes/
rootfs_${IMAGE_PKGTYPE}.bbclass-:--:--
ERROR: Command execution failed: Exited with 1

then follow set-up instruction http://www.angstrom-distribution.org/building-angstrom

Executing: MACHINE=beagleboard bitbake virtual/kernel
Loading cache: 100% |
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ETA: 00:00:00
Loaded 224 entries from dependency cache.
ERROR: Error parsing /home/tang/Projects/OE/openembedded/recipes/
images/beagleboard-nand-image.bb: Could not inherit file classes/
rootfs_${IMAGE_PKGTYPE}.bbclass
ERROR: Command execution failed: Exited with 1

2

please use the angstrom setup scripts for doing builds

3

Yes, I did as said above. But I failed at MACHINE=beagleboard ./
oebb.sh bitbake virtual/kernel. Even I upgrade to bitbake 1.13.
it is same.

4

It seems I should upgrade to angstrom-10.x from angstrom-2008.1