This happened after I ran a dist-upgrade in my local sid system today.
+------------------------------------------------------------------------------+
| Install build-essential
|
+------------------------------------------------------------------------------+
Setup apt archive
-----------------
Merged Build-Depends: build-essential, fakeroot
Filtered Build-Depends: build-essential, fakeroot
dpkg-deb: building package 'sbuild-build-depends-core-dummy' in
'/<<BUILDDIR>>/resolver-qbYTZz/apt_archive/sbuild-build-depends-core-dummy.deb'.
dpkg-scanpackages: warning: Packages in archive but missing from
override file:
dpkg-scanpackages: warning: sbuild-build-depends-core-dummy
dpkg-scanpackages: info: Wrote 1 entries to output Packages file.
gpg: /<<BUILDDIR>>/resolver-qbYTZz/gpg/trustdb.gpg: trustdb created
gpg: Warning: not using 'Sbuild Signer' as default key: No secret key
gpg: all values passed to '--default-key' ignored
gpg: no default secret key: No secret key
gpg: signing failed: No secret key
Failed to sign dummy archive Release file.
E: Setting up apt archive failed
Attachment:
signature.asc
Description: OpenPGP digital signature