Git-2-SVN migration?

Question

Yes, I know. Why would you want to migrate from Git to SVN?

Well I happen to be in a situation that I need to migrate a huge Git repo to Subversion! Here\'s one wor

Answer 1

--- Edited after details added ---

Did you do an empty initial commit to svn/trunk? If not, then it would explain why you get an error that it cannot be found in the history.

The comments (in combination)

The --prefix gives you remote tracking branches like "svn/trunk" which
is nice because you don't get ambiguous names if you call your local
branch just "trunk" then. 

and

Then get the hash of the empty trunk commit:

Tends to imply that they made a svn/trunk commit to prevent svn conflict with a pre-existing trunk directory. If that is so, perhaps your only misstep is not committing a svn/trunk to be found later?

--- Original post follows ---

Have you tried this? dcommit won't work properly until you linearize your trunk (or branch) history.

Please post the details of your attempted migration. While what you posted is a useful error message, it would be ten times more useful with the list of steps you used to arrive at that error.