Found it, had a second repair running which was generating the error. Jim
From: "Langston, Jim" <jim.langs...@compuware.com<mailto:jim.langs...@compuware.com>> Reply-To: <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Date: Thu, 14 Nov 2013 18:34:19 +0000 To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: db file missing error Hi all, When I run nodetool repair, I'm getting an error that indicates that several of the Data.db files are missing. Is there a way to correct this error ? The files that the error message is referencing are indeed missing, I'm not sure why it is looking for them to begin with. AFAIK nothing has been deleted, but there are several apps that run against Cass. Caused by: java.io.FileNotFoundException: /raid0/cassandra/data/OTester/OTester_one/OTester-OTester_one-ic-46-Data.db (No such file or directory) at java.io.RandomAccessFile.open(Native Method) at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216) at org.apache.cassandra.io.util.RandomAccessReader.<init>(RandomAccessReader.java:67) at org.apache.cassandra.io.compress.CompressedRandomAccessReader.<init>(CompressedRandomAccessReader.java:75) at org.apache.cassandra.io.compress.CompressedRandomAccessReader.open(CompressedRandomAccessReader.java:42) ... 20 more Thanks, Jim