Changes between Version 20 and Version 21 of FAQ

Timestamp:

08/14/11 17:36:26 (22 months ago)

Author:

dustin

Comment:

--

FAQ

@@ -104 +104 @@
  1. it's generally the wrong solution to the problem you're trying to solve: If the functionality is so complex that it cannot be represented in a few lines of shell script, then most likely that functionality will need to be revision-controlled and tested outside of Buildbot.  Which means that it should be in a Python script in version-control somewhere, and Buildbot should be running the code from there.
 
-= I'm getting strange import errors {{{upgrade-master}}}-ing or restarting after an upgrade =
-
-This manifests as errors such as
+= I'm getting import errors: cannot import name deque =
 
 {{{
@@ -114 +112 @@
 }}}
 
-There is some kind of state messed up in your installs; multiple versions of Twisted in different locations, both visible, for example.
+This is because there is a 'collections.pyc' floating around in your Buildbot install, after upgrading from an earlier version.  Seek and destroy it.
 
-The solution is to blow away your installation directory completely and reinstall your software stack.  For example, the above error was fixed by `rm -fr`ing `/usr/local/lib/python2.6` and another install directory, `~/sw/lib/python2.6`, then reinstalling Buildbot -- which downloads and installs its own twisted.
+= How do I "reset" my master to delete existing build state? =
+
+The easiest way to do this is to save your configuration, delete the master directory, and re-run {{{buildbot create-master}}}, then re-install your configuration.