diff --git a/pkg/rpc/server/server.go b/pkg/rpc/server/server.go
index 61e2a5b6a9..84f3460a75 100644
--- a/pkg/rpc/server/server.go
+++ b/pkg/rpc/server/server.go
@@ -8,6 +8,7 @@ import (
 	"golang.org/x/xerrors"
 
 	"github.com/aquasecurity/trivy/pkg/fanal/cache"
+	"github.com/aquasecurity/trivy/pkg/log"
 	"github.com/aquasecurity/trivy/pkg/rpc"
 	"github.com/aquasecurity/trivy/pkg/scanner"
 	"github.com/aquasecurity/trivy/pkg/scanner/local"
@@ -33,6 +34,12 @@ func NewScanServer(s scanner.Driver) *ScanServer {
 	return &ScanServer{localScanner: s}
 }
 
+// Log and return an error
+func teeError(err error) error {
+	log.Logger.Errorf("%+v", err)
+	return err
+}
+
 // Scan scans and return response
 func (s *ScanServer) Scan(ctx context.Context, in *rpcScanner.ScanRequest) (*rpcScanner.ScanResponse, error) {
 	options := types.ScanOptions{
@@ -42,7 +49,7 @@ func (s *ScanServer) Scan(ctx context.Context, in *rpcScanner.ScanRequest) (*rpc
 	}
 	results, os, err := s.localScanner.Scan(ctx, in.Target, in.ArtifactId, in.BlobIds, options)
 	if err != nil {
-		return nil, xerrors.Errorf("failed scan, %s: %w", in.Target, err)
+		return nil, teeError(xerrors.Errorf("failed scan, %s: %w", in.Target, err))
 	}
 
 	return rpc.ConvertToRPCScanResponse(results, os), nil
@@ -61,11 +68,11 @@ func NewCacheServer(c cache.Cache) *CacheServer {
 // PutArtifact puts the artifacts in cache
 func (s *CacheServer) PutArtifact(_ context.Context, in *rpcCache.PutArtifactRequest) (*google_protobuf.Empty, error) {
 	if in.ArtifactInfo == nil {
-		return nil, xerrors.Errorf("empty image info")
+		return nil, teeError(xerrors.Errorf("empty image info"))
 	}
 	imageInfo := rpc.ConvertFromRPCPutArtifactRequest(in)
 	if err := s.cache.PutArtifact(in.ArtifactId, imageInfo); err != nil {
-		return nil, xerrors.Errorf("unable to store image info in cache: %w", err)
+		return nil, teeError(xerrors.Errorf("unable to store image info in cache: %w", err))
 	}
 	return &google_protobuf.Empty{}, nil
 }
@@ -73,11 +80,11 @@ func (s *CacheServer) PutArtifact(_ context.Context, in *rpcCache.PutArtifactReq
 // PutBlob puts the blobs in cache
 func (s *CacheServer) PutBlob(_ context.Context, in *rpcCache.PutBlobRequest) (*google_protobuf.Empty, error) {
 	if in.BlobInfo == nil {
-		return nil, xerrors.Errorf("empty layer info")
+		return nil, teeError(xerrors.Errorf("empty layer info"))
 	}
 	layerInfo := rpc.ConvertFromRPCPutBlobRequest(in)
 	if err := s.cache.PutBlob(in.DiffId, layerInfo); err != nil {
-		return nil, xerrors.Errorf("unable to store layer info in cache: %w", err)
+		return nil, teeError(xerrors.Errorf("unable to store layer info in cache: %w", err))
 	}
 	return &google_protobuf.Empty{}, nil
 }
@@ -86,7 +93,7 @@ func (s *CacheServer) PutBlob(_ context.Context, in *rpcCache.PutBlobRequest) (*
 func (s *CacheServer) MissingBlobs(_ context.Context, in *rpcCache.MissingBlobsRequest) (*rpcCache.MissingBlobsResponse, error) {
 	missingArtifact, blobIDs, err := s.cache.MissingBlobs(in.ArtifactId, in.BlobIds)
 	if err != nil {
-		return nil, xerrors.Errorf("failed to get missing blobs: %w", err)
+		return nil, teeError(xerrors.Errorf("failed to get missing blobs: %w", err))
 	}
 	return &rpcCache.MissingBlobsResponse{MissingArtifact: missingArtifact, MissingBlobIds: blobIDs}, nil
 }
@@ -95,7 +102,7 @@ func (s *CacheServer) MissingBlobs(_ context.Context, in *rpcCache.MissingBlobsR
 func (s *CacheServer) DeleteBlobs(_ context.Context, in *rpcCache.DeleteBlobsRequest) (*google_protobuf.Empty, error) {
 	blobIDs := rpc.ConvertFromDeleteBlobsRequest(in)
 	if err := s.cache.DeleteBlobs(blobIDs); err != nil {
-		return nil, xerrors.Errorf("failed to remove a blobs: %w", err)
+		return nil, teeError(xerrors.Errorf("failed to remove a blobs: %w", err))
 	}
 	return &google_protobuf.Empty{}, nil
 }