fix: Azure EventHub shows checkpointer error properly (#6096)

Signed-off-by: Jorge Turrado <jorge_turrado@hotmail.es>

CHANGELOG.md

@@ -78,7 +78,8 @@ Here is an overview of all new **experimental** features:
 
 ### Fixes
 
-- **Metrics API**: Prometheus metrics can have multiple labels ([#6077](https://github.com/kedacore/keda/issues/6077))
+- **Azure Event Hub Scaler**: Checkpointer errors are correctly handled ([#6084](https://github.com/kedacore/keda/issues/6084))
+- **Metrics API Scaler**: Prometheus metrics can have multiple labels ([#6077](https://github.com/kedacore/keda/issues/6077))
 
 ### Deprecations
 

pkg/scalers/azure_eventhub_scaler.go

@@ -18,7 +18,6 @@ limitations under the License.
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"math"
 	"strconv"
@@ -276,7 +275,6 @@ func (s *azureEventHubScaler) GetUnprocessedEventCountInPartition(ctx context.Co
 	checkpoint, err = azure.GetCheckpointFromBlobStorage(ctx, s.blobStorageClient, s.metadata.eventHubInfo, partitionInfo.PartitionID)
 	if err != nil {
 		// if blob not found return the total partition event count
-		err = errors.Unwrap(err)
 		if bloberror.HasCode(err, bloberror.BlobNotFound, bloberror.ContainerNotFound) {
 			s.logger.V(1).Error(err, fmt.Sprintf("Blob container : %s not found to use checkpoint strategy, getting unprocessed event count without checkpoint", s.metadata.eventHubInfo.BlobContainer))
 			return GetUnprocessedEventCountWithoutCheckpoint(partitionInfo), azure.Checkpoint{}, nil