[Bug]: Missing library: Unable to connect to GCP Secrets Manager

[dmainou]

Apache Hop version?

2.17

Java version?

OpenJDK Runtime Environment Zulu21.50+19-CA

Operating system

macOS

What happened?

When attempting to connect to GCP Secrets Manager the error pasted at the bottom occurs.

The error is fixed when the linked library is downloaded, dropped into hom/lib/core
https://mvnrepository.com/artifact/io.opencensus/opencensus-contrib-grpc-metrics/0.31.1

2026/05/20 11:58:32 [Error]    Get variables.0 - Unexpected error2026/05/20 11:58:32 [Error]    Get variables.0 - com.google.common.util.concurrent.ExecutionError: java.lang.NoClassDefFoundError: io/opencensus/contrib/grpc/metrics/RpcMeasureConstants2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.common.util.concurrent.Futures.wrapAndThrowUnchecked(Futures.java:1387)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.common.util.concurrent.Futures.getUnchecked(Futures.java:1380)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.ApiExceptions.callAndTranslateApiException(ApiExceptions.java:53)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.UnaryCallable.call(UnaryCallable.java:112)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.cloud.secretmanager.v1.SecretManagerServiceClient.accessSecretVersion(SecretManagerServiceClient.java:1783)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.cloud.secretmanager.v1.SecretManagerServiceClient.accessSecretVersion(SecretManagerServiceClient.java:1705)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.core.variables.resolver.GooleSecretManagerVariableResolver.resolve(GooleSecretManagerVariableResolver.java:112)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.core.variables.Variables.substituteVariableResolvers(Variables.java:237)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.core.variables.Variables.resolve(Variables.java:157)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.pipeline.transform.BaseTransform.resolve(BaseTransform.java:3375)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.pipeline.transforms.getvariable.GetVariable.processRow(GetVariable.java:86)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at org.apache.hop.pipeline.transform.RunThread.run(RunThread.java:54)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at java.base/java.lang.Thread.run(Thread.java:1583)2026/05/20 11:58:32 [Error]    Get variables.0 - Caused by: java.lang.NoClassDefFoundError: io/opencensus/contrib/grpc/metrics/RpcMeasureConstants2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.census.CensusStatsModule$CallAttemptsTracerFactory.(CensusStatsModule.java:448)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.census.CensusStatsModule$StatsClientInterceptor.interceptCall(CensusStatsModule.java:803)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.ClientInterceptors$InterceptorChannel.newCall(ClientInterceptors.java:156)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcChannelUUIDInterceptor.interceptCall(GrpcChannelUUIDInterceptor.java:52)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.ClientInterceptors$InterceptorChannel.newCall(ClientInterceptors.java:156)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcLoggingInterceptor.interceptCall(GrpcLoggingInterceptor.java:68)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.ClientInterceptors$InterceptorChannel.newCall(ClientInterceptors.java:156)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcHeaderInterceptor.interceptCall(GrpcHeaderInterceptor.java:80)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.ClientInterceptors$InterceptorChannel.newCall(ClientInterceptors.java:156)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcMetadataHandlerInterceptor.interceptCall(GrpcMetadataHandlerInterceptor.java:54)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.ClientInterceptors$InterceptorChannel.newCall(ClientInterceptors.java:156)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.internal.ManagedChannelImpl.newCall(ManagedChannelImpl.java:827)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at io.grpc.internal.ForwardingManagedChannel.newCall(ForwardingManagedChannel.java:63)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.ChannelPool$AffinityChannel.newCall(ChannelPool.java:536)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.ChannelPool.newCall(ChannelPool.java:144)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcClientCalls.newCall(GrpcClientCalls.java:104)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcDirectCallable.futureCall(GrpcDirectCallable.java:62)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcUnaryRequestParamCallable.futureCall(GrpcUnaryRequestParamCallable.java:68)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.grpc.GrpcExceptionCallable.futureCall(GrpcExceptionCallable.java:64)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.AttemptCallable.call(AttemptCallable.java:86)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.RetryingCallable.futureCall(RetryingCallable.java:78)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.RetryingCallable.futureCall(RetryingCallable.java:41)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.tracing.TracedUnaryCallable.futureCall(TracedUnaryCallable.java:75)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.UnaryCallable$1.futureCall(UnaryCallable.java:126)2026/05/20 11:58:32 [Error]    Get variables.0 - 	at com.google.api.gax.rpc.UnaryCallable.futureCall(UnaryCallable.java:87)2026/05/20 11:58:32 [Error]    Get variables.0 - 	... 10 more2026/05/20 11:58:32 [Error]    Get variables.0 - Caused by: java.lang.ClassNotFoundException: io.opencensus.contrib.grpc.metrics.RpcMeasureConstants2026/05/20 11:58:32 [Error]    Get variables.0 - 	... 35 more

Issue Priority

Priority: 3

Issue Component

Component: Hop Gui