doc/bugs/annex_get_fails_from_read-only_filesystem.mdwn

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+### Please describe the problem.
+
+annex get does not work from read-only file systems...
+
+### What steps will reproduce the problem?
+
+> git annex get --from=...
+error: could not lock config file /.../Annex/.git/config: Read-only file system
+get ... (from ...) error: could not lock config file .../Annex/.git/config: Read-only file system
+
+  git [Param "config",Param "annex.version",Param "5"] failed
+failed
+
+### What version of git-annex are you using? On what operating system?
+
+annex.version = 3 in the remote
+
+> git annex version
+git-annex version: 5.20140927
+build flags: Assistant Webapp Webapp-secure Pairing Testsuite S3 WebDAV Inotify DBus DesktopNotify XMPP DNS Feeds Quvi TDFA CryptoHash
+key/value backends: SHA256E SHA1E SHA512E SHA224E SHA384E SKEIN256E SKEIN512E SHA256 SHA1 SHA512 SHA224 SHA384 SKEIN256 SKEIN512 WORM URL
+remote types: git gcrypt S3 bup directory rsync web webdav tahoe glacier ddar hook external
+local repository version: 5
+supported repository version: 5
+upgrade supported from repository versions: 0 1 2 4
+
+### Please provide any additional information below.
+
+[[!format sh """
+# If you can, paste a complete transcript of the problem occurring here.
+# If the problem is with the git-annex assistant, paste in .git/annex/daemon.log
+
+
+# End of transcript or log.
+"""]]