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Sylvain Lebresne updated CASSANDRA-6030: ---------------------------------------- Priority: Minor (was: Major) > java.lang.IncompatibleClassChangeError when starting EmbeddedCassandraService > ----------------------------------------------------------------------------- > > Key: CASSANDRA-6030 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6030 > Project: Cassandra > Issue Type: Improvement > Components: Core, Documentation & website > Environment: Linux 64 bit Ubuntu, JAVA 1.7 > Reporter: Jinder Aujla > Assignee: Sylvain Lebresne > Priority: Minor > Fix For: 2.0.3 > > Attachments: jar hell.png > > > When I try to start EmbeddedCassandraService thus: > EmbeddedCassandraService cassandra = new EmbeddedCassandraService(); > cassandra.start(); > I get the following exception > java.lang.IncompatibleClassChangeError: Found interface > net.jpountz.lz4.LZ4Decompressor, but class was expected > at > org.apache.cassandra.io.compress.LZ4Compressor.uncompress(LZ4Compressor.java:84) > at > org.apache.cassandra.io.compress.CompressedRandomAccessReader.decompressChunk(CompressedRandomAccessReader.java:116) > at > org.apache.cassandra.io.compress.CompressedRandomAccessReader.reBuffer(CompressedRandomAccessReader.java:85) > at > org.apache.cassandra.io.util.RandomAccessReader.seek(RandomAccessReader.java:275) > at > org.apache.cassandra.io.util.PoolingSegmentedFile.getSegment(PoolingSegmentedFile.java:42) > at > org.apache.cassandra.io.sstable.SSTableReader.getFileDataInput(SSTableReader.java:1093) > at > org.apache.cassandra.db.columniterator.SimpleSliceReader.<init>(SimpleSliceReader.java:57) > at > org.apache.cassandra.db.columniterator.SSTableSliceIterator.createReader(SSTableSliceIterator.java:65) > at > org.apache.cassandra.db.columniterator.SSTableSliceIterator.<init>(SSTableSliceIterator.java:42) > at > org.apache.cassandra.db.filter.SliceQueryFilter.getSSTableColumnIterator(SliceQueryFilter.java:171) > at > org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:62) > at > org.apache.cassandra.db.CollationController.collectAllData(CollationController.java:269) > at > org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:53) > at > org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1469) > at > org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1295) > at org.apache.cassandra.db.Keyspace.getRow(Keyspace.java:332) > at > org.apache.cassandra.db.SliceFromReadCommand.getRow(SliceFromReadCommand.java:65) > at > org.apache.cassandra.cql3.statements.SelectStatement.readLocally(SelectStatement.java:231) > at > org.apache.cassandra.cql3.statements.SelectStatement.executeInternal(SelectStatement.java:249) > at > org.apache.cassandra.cql3.statements.SelectStatement.executeInternal(SelectStatement.java:56) > at > org.apache.cassandra.cql3.QueryProcessor.processInternal(QueryProcessor.java:151) > at > org.apache.cassandra.db.SystemKeyspace.checkHealth(SystemKeyspace.java:459) > at > org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:227) > at > org.apache.cassandra.service.CassandraDaemon.init(CassandraDaemon.java:377) > at > org.apache.cassandra.service.EmbeddedCassandraService.start(EmbeddedCassandraService.java:52) -- This message was sent by Atlassian JIRA (v6.1#6144)