Egor, i encounter the same problem which you have asked in this thread: http://mail-archives.apache.org/mod_mbox/spark-user/201402.mbox/%3CCAMrx5DwJVJS0g_FE7_2qwMu4Xf0y5VfV=tlyauv2kh5v4k6...@mail.gmail.com%3E
have you fixed this problem? i am using shark to read a table which i have created on hdfs. i found in shark lib_managed directory there are two protobuf*.jar: [root@bigdata001 shark-0.9.0]# find . -name "proto*.jar" ./lib_managed/jars/org.spark-project.protobuf/protobuf-java/protobuf-java-2.4.1-shaded.jar ./lib_managed/bundles/com.google.protobuf/protobuf-java/protobuf-java-2.5.0.jar my hadoop is using protobuf-java-2.5.0.jar .
