Hi folks, Trying to connect self hosted signoz from spring boot application using below command java -javaagent:./agent/opentelemetry-javaagent.jar \ -Dotel.exporter.otlp.endpoint=http://localhost:4317 \ -Dotel.resource.attributes=service.name=app1 \ -jar ./target/app1-0.0.1-SNAPSHOT.jar and getting below error C[otel.javaagent 2024-05-06 210336:156 +0530] [OkHttp http://localhost:4317/...] ERROR io.opentelemetry.exporter.internal.http.HttpExporter - Failed to export metrics. The request could not be executed. Full error message: unexpected end of stream on http://localhost:4317/... java.io.IOException: unexpected end of stream on http://localhost:4317/... at okhttp3.internal.http1.Http1ExchangeCodec.readResponseHeaders(Http1ExchangeCodec.kt:210) at okhttp3.internal.connection.Exchange.readResponseHeaders(Exchange.kt:110) at okhttp3.internal.http.CallServerInterceptor.intercept(CallServerInterceptor.kt:93) at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109) at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:34) at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109) at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95) at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109) at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83) at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109) at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76) at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109) at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201) at okhttp3.internal.connection.RealCall$AsyncCall.run(RealCall.kt:517) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) at java.base/java.lang.Thread.run(Thread.java:858) Caused by: java.io.EOFException: \n not found: limit=15 content=000006040000000000000500004000… at okio.RealBufferedSource.readUtf8LineStrict(RealBufferedSource.kt:339) at okhttp3.internal.http1.HeadersReader.readLine(HeadersReader.kt:29) at okhttp3.internal.http1.Http1ExchangeCodec.readResponseHeaders(Http1ExchangeCodec.kt:180) ... 16 more can someone please advise

from my own experience... the OTEL agent protocol is now protobuf... the default port for protobuf is 4318. change and see how it goes.

thanks, that worked.