Actor

this is the full stacktrace java.lang.RuntimeException: protoc returned exit code: 1 at scala.sys.package$.error(package.scala:27) at sbtprotobuf.ProtobufPlugin$.sbtprotobuf$ProtobufPlugin$$compile(Proto bufPlugin.scala:83) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:107) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:106) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:249) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:245) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:206) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:245) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:244) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:200) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:244) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:242) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:109) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:104) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:35) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:34) at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47) at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:40) at sbt.std.Transform$$anon$4.work(System.scala:63) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17) at sbt.Execute.work(Execute.scala:235) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestric tions.scala:159) at sbt.CompletionService$$anon$2.call(CompletionService.scala:28) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) java.lang.RuntimeException: protoc returned exit code: 1 at scala.sys.package$.error(package.scala:27) at sbtprotobuf.ProtobufPlugin$.sbtprotobuf$ProtobufPlugin$$compile(Proto bufPlugin.scala:83) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:107) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:106) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:249) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:245) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:206) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:245) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:244) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:200) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:244) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:242) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:109) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:104) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:35) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:34) at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47) at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:40) at sbt.std.Transform$$anon$4.work(System.scala:63) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17) at sbt.Execute.work(Execute.scala:235) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestric tions.scala:159) at sbt.CompletionService$$anon$2.call(CompletionService.scala:28) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) java.lang.RuntimeException: protoc returned exit code: 1 at scala.sys.package$.error(package.scala:27) at sbtprotobuf.ProtobufPlugin$.sbtprotobuf$ProtobufPlugin$$compile(Proto bufPlugin.scala:83) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:107) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:106) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:249) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:245) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:206) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:245) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:244) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:200) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:244) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:242) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:109) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:104) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:35) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:34) at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47) at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:40) at sbt.std.Transform$$anon$4.work(System.scala:63) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17) at sbt.Execute.work(Execute.scala:235) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestric tions.scala:159) at sbt.CompletionService$$anon$2.call(CompletionService.scala:28) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) java.lang.RuntimeException: protoc returned exit code: 1 at scala.sys.package$.error(package.scala:27) at sbtprotobuf.ProtobufPlugin$.sbtprotobuf$ProtobufPlugin$$compile(Proto bufPlugin.scala:83) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:107) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1$$anonfun$5. apply(ProtobufPlugin.scala:106) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$1.apply(Tracked.scala:235) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:249) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3$$anonfun$apply$4. apply(Tracked.scala:245) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:206) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:245) at sbt.FileFunction$$anonfun$cached$2$$anonfun$apply$3.apply(Tracked.sca la:244) at sbt.Difference.apply(Tracked.scala:224) at sbt.Difference.apply(Tracked.scala:200) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:244) at sbt.FileFunction$$anonfun$cached$2.apply(Tracked.scala:242) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:109) at sbtprotobuf.ProtobufPlugin$$anonfun$sourceGeneratorTask$1.apply(Proto bufPlugin.scala:104) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:35) at scala.Function7$$anonfun$tupled$1.apply(Function7.scala:34) at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47) at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:40) at sbt.std.Transform$$anon$4.work(System.scala:63) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:22 6) at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17) at sbt.Execute.work(Execute.scala:235) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:226) at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestric tions.scala:159) at sbt.CompletionService$$anon$2.call(CompletionService.scala:28) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) [error] (actor-session-messages/protobuf:protobufGenerate) protoc returned exit code: 1 [error] (actor-bots/protobuf:protobufGenerate) protoc returned exit code: 1 [error] (actor-core/protobuf:protobufGenerate) protoc returned exit code: 1 [error] (actor-models/protobuf:protobufGenerate) protoc returned exit code: 1

i met this problem too , how do you fix it