Update the test connection behavior to just test when an unknown erro…

…r happened

server/executor/poller_executor.go

@@ -2,12 +2,14 @@ package executor
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"log"
 
 	"github.com/kubeshop/tracetest/server/model"
 	"github.com/kubeshop/tracetest/server/model/events"
 	"github.com/kubeshop/tracetest/server/tracedb"
+	"github.com/kubeshop/tracetest/server/tracedb/connection"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
 )
@@ -123,8 +125,12 @@ func (pe DefaultPollerExecutor) ExecuteRequest(request *PollingRequest) (bool, s
 	traceID := run.TraceID.String()
 	trace, err := traceDB.GetTraceByID(request.ctx, traceID)
 	if err != nil {
-		// run test connection to give a diagnostic when an error happens
-		connectionResult := traceDB.TestConnection(request.ctx)
+		connectionResult := model.ConnectionResult{}
+
+		if !errors.Is(err, connection.ErrTraceNotFound) {
+			// run test connection to give a diagnostic when an unknown error happens
+			connectionResult = traceDB.TestConnection(request.ctx)
+		}
 
 		anotherErr := pe.eventEmitter.Emit(request.ctx, events.TraceFetchingError(request.test.ID, request.run.ID, connectionResult, err))
 		if anotherErr != nil {