When building one of our projects, we get the dreaded:

ERROR: Failed to parse svn info for external

Note that this is an external to an external, if it makes any sense.

This causes every other build to fail. Very odd.

The full error is:

ERROR: Failed to parse svn info for external
http://bar.com/foo.c at http://bar.com/foo.c
org.tmatesoft.svn.core.SVNException: svn: E200005: '<http://redacted'> is not under version control
at org.tmatesoft.svn.core.internal.wc.SVNErrorManager.error(SVNErrorManager.java:64)
at org.tmatesoft.svn.core.internal.wc.SVNErrorManager.error(SVNErrorManager.java:51)
at org.tmatesoft.svn.core.internal.wc16.SVNWCClient16$12.handleError(SVNWCClient16.java:3456)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.walkEntries(SVNWCAccess.java:774)
at org.tmatesoft.svn.core.internal.wc.admin.SVNWCAccess.walkEntries(SVNWCAccess.java:757)
at org.tmatesoft.svn.core.internal.wc16.SVNWCClient16.crawlEntries(SVNWCClient16.java:3433)
at org.tmatesoft.svn.core.internal.wc16.SVNWCClient16.doInfo(SVNWCClient16.java:2645)
at org.tmatesoft.svn.core.internal.wc2.old.SvnOldGetInfo.run(SvnOldGetInfo.java:18)
at org.tmatesoft.svn.core.internal.wc2.old.SvnOldGetInfo.run(SvnOldGetInfo.java:12)
at org.tmatesoft.svn.core.internal.wc2.SvnOperationRunner.run(SvnOperationRunner.java:21)
at org.tmatesoft.svn.core.wc2.SvnOperationFactory.run(SvnOperationFactory.java:1259)
at org.tmatesoft.svn.core.wc2.SvnOperation.run(SvnOperation.java:294)
at org.tmatesoft.svn.core.wc.SVNWCClient.doInfo(SVNWCClient.java:2485)
at hudson.scm.SubversionSCM$BuildRevisionMapTask.invoke(SubversionSCM.java:1283)
at hudson.scm.SubversionSCM$BuildRevisionMapTask.invoke(SubversionSCM.java:1237)
at hudson.FilePath.act(FilePath.java:991)
at hudson.FilePath.act(FilePath.java:969)
at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:839)
at hudson.scm.SCM.checkout(SCM.java:485)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1277)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:610)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:532)
at hudson.model.Run.execute(Run.java:1741)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at hudson.model.ResourceController.execute(ResourceController.java:98)
at hudson.model.Executor.run(Executor.java:408)