diff --git a/environments/tensorflow-serving/server.go b/environments/tensorflow-serving/server.go
index 060f711d..163fcd2d 100644
--- a/environments/tensorflow-serving/server.go
+++ b/environments/tensorflow-serving/server.go
@@ -212,6 +212,7 @@ func main() {
 			req.URL.Scheme = "http"
 			req.URL.Host = "localhost:8501"
 			req.URL.Path = fmt.Sprintf("/v1/models/%v:%v", MODEL_NAME, API_TYPE)
+			req.Host = "localhost:8501"
 		}
 
 		proxy := &httputil.ReverseProxy{
diff --git a/pkg/controller/functionApi.go b/pkg/controller/functionApi.go
index a886b882..b78244d4 100644
--- a/pkg/controller/functionApi.go
+++ b/pkg/controller/functionApi.go
@@ -18,7 +18,6 @@ package controller
 
 import (
 	"encoding/json"
-	"errors"
 	"io"
 	"io/ioutil"
 	"net/http"
@@ -30,6 +29,7 @@ import (
 	restfulspec "github.com/emicklei/go-restful-openapi"
 	"github.com/go-openapi/spec"
 	"github.com/gorilla/mux"
+	"github.com/pkg/errors"
 	"go.uber.org/zap"
 	apiv1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -258,9 +258,12 @@ func (a *API) FunctionLogsApiPost(w http.ResponseWriter, r *http.Request) {
 
 	svcUrl, err := url.Parse(dbCnf.httpURL)
 	if err != nil {
-		a.logger.Error("failed parse url to establish proxy to database for function logs",
+		msg := "failed parse url to establish proxy to database for function logs"
+		a.logger.Error(msg,
 			zap.Error(err),
 			zap.String("database_url", dbCnf.httpURL))
+		a.respondWithError(w, errors.Wrap(err, msg))
+		return
 	}
 	// set up proxy server director
 	director := func(req *http.Request) {
@@ -269,6 +272,7 @@ func (a *API) FunctionLogsApiPost(w http.ResponseWriter, r *http.Request) {
 		req.URL.Scheme = svcUrl.Scheme
 		req.URL.Host = svcUrl.Host
 		req.URL.Path = svcUrl.Path
+		req.Host = svcUrl.Host
 		// set up http basic auth for database authentication
 		req.SetBasicAuth(dbCnf.username, dbCnf.password)
 	}
diff --git a/pkg/controller/storagesvc.go b/pkg/controller/storagesvc.go
index a587fd25..292a9bd0 100644
--- a/pkg/controller/storagesvc.go
+++ b/pkg/controller/storagesvc.go
@@ -69,6 +69,7 @@ func (api *API) StorageServiceProxy(w http.ResponseWriter, r *http.Request) {
 		req.URL.Scheme = ssUrl.Scheme
 		req.URL.Host = ssUrl.Host
 		req.URL.Path = "/v1/archive"
+		req.Host = ssUrl.Host
 	}
 	proxy := &httputil.ReverseProxy{
 		Director: director,
diff --git a/pkg/controller/workflowApiProxy.go b/pkg/controller/workflowApiProxy.go
index d99c18f8..3c49be6d 100644
--- a/pkg/controller/workflowApiProxy.go
+++ b/pkg/controller/workflowApiProxy.go
@@ -24,6 +24,7 @@ func (api *API) WorkflowApiserverProxy(w http.ResponseWriter, r *http.Request) {
 		req.URL.Scheme = ssUrl.Scheme
 		req.URL.Host = ssUrl.Host
 		req.URL.Path = path
+		req.Host = ssUrl.Host
 	}
 	proxy := &httputil.ReverseProxy{
 		Director: director,
diff --git a/pkg/fission-cli/logdb/influxdb.go b/pkg/fission-cli/logdb/influxdb.go
index ca7ee56f..156e398b 100644
--- a/pkg/fission-cli/logdb/influxdb.go
+++ b/pkg/fission-cli/logdb/influxdb.go
@@ -27,6 +27,7 @@ import (
 	"time"
 
 	influxdbClient "github.com/influxdata/influxdb/client/v2"
+	"github.com/pkg/errors"
 
 	ferror "github.com/fission/fission/pkg/error"
 	"github.com/fission/fission/pkg/fission-cli/log"
@@ -143,7 +144,7 @@ func (influx InfluxDB) query(query influxdbClient.Query) (*influxdbClient.Respon
 	queryURL.Path = path.Clean(fmt.Sprintf("%s/proxy/%s", queryURL.Path, INFLUXDB))
 	req, err := http.NewRequest(http.MethodPost, queryURL.String(), nil)
 	if err != nil {
-		return nil, err
+		return nil, errors.Wrap(err, "error creating request for log proxy")
 	}
 
 	parametersBytes, err := json.Marshal(query.Parameters)