I am sure I am running version 3.0.0 This is my mvn dependencies :
[INFO] Scanning for projects... [INFO] ------------------------------------------------------------------------ [INFO] Detecting the operating system and CPU architecture [INFO] ------------------------------------------------------------------------ [INFO] os.detected.name: osx [INFO] os.detected.arch: x86_64 [INFO] os.detected.classifier: osx-x86_64 [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building destiny-identity 0.0.1 [INFO] ------------------------------------------------------------------------ [INFO] [INFO] --- maven-dependency-plugin:2.10:tree (default-cli) @ destiny-identity --- [WARNING] Using Maven 2 dependency tree to get verbose output, which may be inconsistent with actual Maven 3 resolution [INFO] artifact io.netty:netty-codec-http2: checking for updates from nexus [INFO] artifact io.netty:netty-codec-http2: checking for updates from spring-snapshots [INFO] artifact io.netty:netty-codec-http2: checking for updates from spring-milestones [INFO] artifact io.netty:netty-codec-http2: checking for updates from central [INFO] artifact io.grpc:grpc-core: checking for updates from nexus [INFO] artifact io.grpc:grpc-core: checking for updates from spring-snapshots [INFO] artifact io.grpc:grpc-core: checking for updates from spring-milestones [INFO] artifact io.grpc:grpc-core: checking for updates from central [INFO] destiny:destiny-identity:jar:0.0.1 [INFO] +- io.grpc:grpc-netty:jar:1.0.0:compile [INFO] | +- io.netty:netty-codec-http2:jar:4.1.3.Final:compile [INFO] | | +- io.netty:netty-codec-http:jar:4.1.3.Final:compile [INFO] | | | \- io.netty:netty-codec:jar:4.1.3.Final:compile [INFO] | | | \- (io.netty:netty-transport:jar:4.1.3.Final:compile - omitted for duplicate) [INFO] | | \- io.netty:netty-handler:jar:4.1.3.Final:compile [INFO] | | +- io.netty:netty-buffer:jar:4.1.3.Final:compile [INFO] | | | \- io.netty:netty-common:jar:4.1.3.Final:compile [INFO] | | +- io.netty:netty-transport:jar:4.1.3.Final:compile [INFO] | | | +- (io.netty:netty-buffer:jar:4.1.3.Final:compile - omitted for duplicate) [INFO] | | | \- io.netty:netty-resolver:jar:4.1.3.Final:compile [INFO] | | | \- (io.netty:netty-common:jar:4.1.3.Final:compile - omitted for duplicate) [INFO] | | \- (io.netty:netty-codec:jar:4.1.3.Final:compile - omitted for duplicate) [INFO] | \- io.grpc:grpc-core:jar:1.0.0:compile [INFO] | +- (com.google.guava:guava:jar:19.0:compile - omitted for duplicate) [INFO] | \- com.google.code.findbugs:jsr305:jar:3.0.0:compile [INFO] +- io.grpc:grpc-protobuf:jar:1.0.0:compile [INFO] | +- com.google.guava:guava:jar:19.0:compile [INFO] | +- io.grpc:grpc-protobuf-lite:jar:1.0.0:compile [INFO] | | +- (com.google.guava:guava:jar:19.0:compile - omitted for duplicate) [INFO] | | \- (io.grpc:grpc-core:jar:1.0.0:compile - omitted for duplicate) [INFO] | +- com.google.protobuf:protobuf-java:jar:3.0.0:compile [INFO] | +- com.google.protobuf:protobuf-java-util:jar:3.0.0:compile [INFO] | | +- (com.google.protobuf:protobuf-java:jar:3.0.0:compile - omitted for duplicate) [INFO] | | +- (com.google.guava:guava:jar:18.0:compile - omitted for conflict with 19.0) [INFO] | | \- com.google.code.gson:gson:jar:2.7:compile (version managed from 2.3) [INFO] | \- (io.grpc:grpc-core:jar:1.0.0:compile - omitted for duplicate) [INFO] +- io.grpc:grpc-stub:jar:1.0.0:compile [INFO] | \- (io.grpc:grpc-core:jar:1.0.0:compile - omitted for duplicate) It is com.google.protobuf:protobuf-java:jar:3.0.0:compile , and there are no other protobufstrings in the following skipped dependencies. Same problem reported to github here : https://github.com/grpc/grpc-java/issues/2300 (sorry , not sure where goes wrong , so I post to multiple places) -- You received this message because you are subscribed to the Google Groups "Protocol Buffers" group. To unsubscribe from this group and stop receiving emails from it, send an email to protobuf+unsubscr...@googlegroups.com. To post to this group, send email to protobuf@googlegroups.com. Visit this group at https://groups.google.com/group/protobuf. For more options, visit https://groups.google.com/d/optout.