If you are using an old version of Bitcoin-Qt (or bitcoind, the server bitcoin software), -you must either upgrade to version 0.8.0 or later before May 15, 2013 or modify a file and +you must either upgrade to version 0.8.0 or later before May 15, 2013, +upgrade to an up-to-date "backport" release, +or modify a file and restart bitcoin to work around a bug with the old software.
This bug does not affect any bitcoins you already have, but if you do nothing you will @@ -22,9 +24,15 @@ We recommend that you before the 15th of May to avoid any issues. If you are a solo miner or mining pool operator, please see the the notes at the end of this page for how to upgrade safely.
--If you cannot upgrade to the latest version, you can still avoid the problem. +If you cannot upgrade to the latest version, +backports to older branches are now in final testing. +These include not only compatibility for the 15 May changes, but also fixes for known vulnerabilities and bugs, which have already been included and tested in the latest release. +
++If you cannot upgrade to any of the above, you can still avoid the problem. Create a file called DB_CONFIG in the bitcoin data directory, containing these two lines:
@@ -45,7 +53,8 @@ re-indexing operation; you must wait for the reindex to complete before serving work to miners.-And if you are creating blocks and cannot upgrade to version 0.8.1 for some +And if you are creating blocks and cannot upgrade to version 0.8.1 or a +backport for some reason, you should not set_lk_max_locks in a DB_CONFIG file until May 15th; if you increase locks before then you run the risk of creating or building on blocks incompatible with the rest of the network.