We believe that your issue has been closed by the upload of
Version 0.41 of grml-debootstrap from Michael Prokop <mika@grml.org>.
The explanation is attached below

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Hash: SHA1

Format: 1.8
Date: Thu, 02 Dec 2010 14:55:19 +0100
Source: grml-debootstrap
Binary: grml-debootstrap
Architecture: source all
Version: 0.41
Distribution: unstable
Urgency: low
Maintainer: Michael Prokop <mika@grml.org>
Changed-By: Michael Prokop <mika@grml.org>
Description: 
 grml-debootstrap - wrapper around debootstrap for installing plain Debian via grml
Changes: 
 grml-debootstrap (0.41) unstable; urgency=low
 .
   * [97eb00e] Use /etc/apt/sources.list.d/grml.list (instead of
     /etc/apt/sources.list) for grml-repository. Retrieve the
     grml-debian-keyring Debian package if possible and fall back
     to direct use of gpg/apt-key only if that fails. [Closes: issue867]
   * [17695f7] Dynamically calculate version number using the Debian
     package version.
   * [0fd00f0] Run grml-debootstrap under bash.
   * [171d6a2] Fix --help parsing.
   * [6364b23] Improve check4root message WRT usage instructions.
   * [8c38e6c] Improve check4root.
Checksums-Sha1: 
 e5ee4b4d76d1a3ec281b8a61b03d5a3798e53036 992 grml-debootstrap_0.41.dsc
 9abeb0a81f76390ac387fb50fec923357554cf5c 139066 grml-debootstrap_0.41.tar.gz
 ac9a7057ef6f4ae7ff31f5ad3b8d74e9b3bd3fc1 113906 grml-debootstrap_0.41_all.deb
Checksums-Sha256: 
 de78dfdf26fd248b3cbebb168bd9e3749efc2dc8dab181132142eae766e90ab2 992 grml-debootstrap_0.41.dsc
 a116ae762a8f055bea7b20ecff61a5b75aa23f28bdc93557984a7f1ad045e832 139066 grml-debootstrap_0.41.tar.gz
 05fd6fa8eb5724d206f6c0c6c00c2a0fb9ca2ca27f629547a38c6fcdbeef1a64 113906 grml-debootstrap_0.41_all.deb
Files: 
 05d7279621fa51089e28644e0de900b5 992 grml optional grml-debootstrap_0.41.dsc
 e7ddbe05f46332c599a4ff2e8f4c0bd5 139066 grml optional grml-debootstrap_0.41.tar.gz
 c6f316bd1dc0099201b04b24272748d3 113906 grml optional grml-debootstrap_0.41_all.deb

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Fix pending in git, will be closed by upload.

* Tong Sun wrote in grml's BTS on 20100630 / 17:18:

> close due to not reproduceable any more. 

> > What do you expect grml-debootstrap to do in such a situation?

> hmm... obtain grml key from a package (just as what Debian does) might eliminate
> one more variant.

Good idea, will do that.

regards,
-mika-

close due to not reproduceable any more. 

> What do you expect grml-debootstrap to do in such a situation?

hmm... obtain grml key from a package (just as what Debian does) might eliminate
one more variant.

Is this reproduceable?
What do you expect grml-debootstrap to do in such a situation?

regards,
-mika-

[ . . . ]
   Executing stage grmlrepos
gpg: directory `/root/.gnupg' created
gpg: new configuration file `/root/.gnupg/gpg.conf' created
gpg: WARNING: options in `/root/.gnupg/gpg.conf' are not yet active during this run
gpg: keyring `/root/.gnupg/secring.gpg' created
gpg: keyring `/root/.gnupg/pubring.gpg' created
gpg: requesting key ECDEA787 from hkp server subkeys.pgp.net
gpg: keyserver timed out
gpg: keyserver receive failed: keyserver error
gpg: WARNING: nothing exported
gpg: no valid OpenPGP data found.
   Executing stage kernelimg_conf
 [ . . . ]