diff --git a/go.mod b/go.mod
index 5c7d553f..fa4ce41e 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ go 1.20
 require (
 	github.com/gorilla/mux v1.8.0
 	github.com/markbates/pkger v0.17.1
-	github.com/moov-io/ach v1.32.2
+	github.com/moov-io/ach v1.32.3-0.20231002183900-f656fc767101
 	github.com/moov-io/base v0.47.0
 	github.com/moov-io/cryptfs v0.7.0
 	github.com/stretchr/testify v1.8.4
@@ -56,8 +56,8 @@ require (
 	github.com/moov-io/iso4217 v0.3.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/client_golang v1.16.0 // indirect
-	github.com/prometheus/client_model v0.4.0 // indirect
+	github.com/prometheus/client_golang v1.17.0 // indirect
+	github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 // indirect
 	github.com/prometheus/common v0.44.0 // indirect
 	github.com/prometheus/procfs v0.11.1 // indirect
 	github.com/rickar/cal/v2 v2.1.13 // indirect
@@ -69,12 +69,12 @@ require (
 	github.com/spf13/viper v1.16.0 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
 	go.opencensus.io v0.24.0 // indirect
-	golang.org/x/crypto v0.12.0 // indirect
-	golang.org/x/net v0.14.0 // indirect
+	golang.org/x/crypto v0.13.0 // indirect
+	golang.org/x/net v0.15.0 // indirect
 	golang.org/x/oauth2 v0.11.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.11.0 // indirect
-	golang.org/x/text v0.12.0 // indirect
+	golang.org/x/sys v0.12.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	google.golang.org/api v0.134.0 // indirect
diff --git a/go.sum b/go.sum
index a85848f2..21db836b 100644
--- a/go.sum
+++ b/go.sum
@@ -192,8 +192,6 @@ github.com/google/s2a-go v0.1.4 h1:1kZ/sQM3srePvKs3tXAvQzo66XfcReoqFpIpIccE7Oc=
 github.com/google/s2a-go v0.1.4/go.mod h1:Ej+mSEMGRnqRzjc7VtF+jdBwYG5fuJfiZ8ELkjEwM0A=
 github.com/google/subcommands v1.0.1/go.mod h1:ZjhPrFU+Olkh9WazFPsl27BQ4UPiG37m3yTrtFlrHVk=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
-github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=
 github.com/google/uuid v1.3.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/wire v0.5.0 h1:I7ELFeVBr3yfPIcc8+MWvrjk+3VjbcSzoXm3JVa+jD8=
@@ -264,10 +262,8 @@ github.com/mitchellh/go-wordwrap v1.0.0/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUb
 github.com/mitchellh/mapstructure v1.4.1/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
-github.com/moov-io/ach v1.32.2 h1:uwBYSL1m9vV4GSK6v8m5dZmoGgtVEbkOiJETipb2A1g=
-github.com/moov-io/ach v1.32.2/go.mod h1:cwLQSQgveLFgUCMU+nekIuQjFXKCCXDIPBDrbvelunM=
-github.com/moov-io/base v0.46.0 h1:4sgFjfD9EELJ+i6cGfPtezoPAAxwE3imLJ64bbHtBwM=
-github.com/moov-io/base v0.46.0/go.mod h1:AFoLPJA1uuylLp33g1nGzTnGk8zyqYH7KfBS7flc0P8=
+github.com/moov-io/ach v1.32.3-0.20231002183900-f656fc767101 h1:lwiB+o5c/ghkxYvoWTLJ9Yr4l8YY+TlAqm2SSa/eDzc=
+github.com/moov-io/ach v1.32.3-0.20231002183900-f656fc767101/go.mod h1:VK7fphrNkVyO+zmwaStWFAougHAzq6Z+dtU1BljLWE0=
 github.com/moov-io/base v0.47.0 h1:r4PALYPSMwCB/smDUcMUk3a2JW6TA4mT17oOBx9ZpEE=
 github.com/moov-io/base v0.47.0/go.mod h1:jz9m/WyTr6RTbm1DP0V5j4RVUuXqmq3bUnzJ6NwCPo8=
 github.com/moov-io/cryptfs v0.7.0 h1:BTWK/PI1P8zhCGhLdD+Ha8DxkGG073P9GgR1FrjFerU=
@@ -281,11 +277,11 @@ github.com/pkg/sftp v1.13.1/go.mod h1:3HaPG6Dq1ILlpPZRO0HVMrsydcdLt6HRDccSgb87qR
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
-github.com/prometheus/client_golang v1.16.0 h1:yk/hx9hDbrGHovbci4BY+pRMfSuuat626eFsHb7tmT8=
-github.com/prometheus/client_golang v1.16.0/go.mod h1:Zsulrv/L9oM40tJ7T815tM89lFEugiJ9HzIqaAx4LKc=
+github.com/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
+github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
-github.com/prometheus/client_model v0.4.0 h1:5lQXD3cAg1OXBf4Wq03gTrXHeaV0TQvGfUooCfx1yqY=
-github.com/prometheus/client_model v0.4.0/go.mod h1:oMQmHW1/JoDwqLtg57MGgP/Fb1CJEYF2imWWhWtMkYU=
+github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 h1:v7DLqVdK4VrYkVD5diGdl4sxJurKJEMnODWRJlxV9oM=
+github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16/go.mod h1:oMQmHW1/JoDwqLtg57MGgP/Fb1CJEYF2imWWhWtMkYU=
 github.com/prometheus/common v0.44.0 h1:+5BrQJwiBB9xsMygAB3TNvpQKOwlkc25LbISbrdOOfY=
 github.com/prometheus/common v0.44.0/go.mod h1:ofAIvZbQ1e/nugmZGz4/qCb9Ap1VoSTIO7x0VV9VvuY=
 github.com/prometheus/procfs v0.11.1 h1:xRC8Iq1yyca5ypa9n1EZnWZkt7dwcoRPQwX/5gwaUuI=
@@ -352,8 +348,8 @@ golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b/go.mod h1:IxCIyHEi3zRg3s0
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/crypto v0.3.1-0.20221117191849-2c476679df9a/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4=
 golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
-golang.org/x/crypto v0.12.0 h1:tFM/ta59kqch6LlvYnPa0yx5a83cL2nHflFhYKvv9Yk=
-golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
+golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
+golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -426,8 +422,8 @@ golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug
 golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
-golang.org/x/net v0.14.0 h1:BONx9s002vGdD9umnlX1Po8vOZmrgH34qlHcD1MfK14=
-golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI=
+golang.org/x/net v0.15.0 h1:ugBLEUaxABaB5AJqW9enI0ACdci2RUd4eP51NTBvuJ8=
+golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -496,8 +492,8 @@ golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
-golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
+golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
@@ -515,8 +511,8 @@ golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
-golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
-golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
+golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
+golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -669,8 +665,6 @@ google.golang.org/grpc v1.34.0/go.mod h1:WotjhfgOW/POjDeRt8vscBtXq+2VjORFy659qA5
 google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.45.0/go.mod h1:lN7owxKUQEqMfSyQikvvk5tf/6zMPsrK+ONuO11+0rQ=
-google.golang.org/grpc v1.57.0 h1:kfzNeI/klCGD2YPMUlaGNT3pxvYfga7smW3Vth8Zsiw=
-google.golang.org/grpc v1.57.0/go.mod h1:Sd+9RMTACXwmub0zcNY2c4arhtrbBYD1AUHI/dt16Mo=
 google.golang.org/grpc v1.58.1 h1:OL+Vz23DTtrrldqHK49FUOPHyY75rvFqJfXC84NYW58=
 google.golang.org/grpc v1.58.1/go.mod h1:tgX3ZQDlNJGU96V6yHh1T/JeoBQ2TXdr43YbYSsCJk0=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
diff --git a/pkg/filelist/achgateway.go b/pkg/filelist/achgateway.go
index 070644d8..9c6f7eca 100644
--- a/pkg/filelist/achgateway.go
+++ b/pkg/filelist/achgateway.go
@@ -10,7 +10,6 @@ import (
 	"path/filepath"
 	"time"
 
-	"github.com/moov-io/ach"
 	"github.com/moov-io/ach-web-viewer/pkg/service"
 )
 
@@ -96,7 +95,7 @@ func (a *achgatewayLister) getFiles(shard string) ([]File, error) {
 	return out, nil
 }
 
-func (a *achgatewayLister) GetFile(path string) (*File, error) {
+func (a *achgatewayLister) GetFile(path string, cfg service.DisplayConfig) (*File, error) {
 	req, err := http.NewRequest("GET", a.endpoint+"/"+path, nil)
 	if err != nil {
 		return nil, err
@@ -124,7 +123,7 @@ func (a *achgatewayLister) GetFile(path string) (*File, error) {
 		return nil, err
 	}
 
-	file, err := ach.NewReader(bytes.NewReader(contents)).Read()
+	file, err := readFile(bytes.NewReader(contents), cfg)
 	if err != nil {
 		return nil, err
 	}
@@ -132,7 +131,7 @@ func (a *achgatewayLister) GetFile(path string) (*File, error) {
 	return &File{
 		Name:        wrapper.Filename,
 		StoragePath: dir,
-		Contents:    &file,
+		Contents:    file,
 		CreatedAt:   wrapper.ModTime,
 		Size:        int64(len(contents)),
 	}, nil
diff --git a/pkg/filelist/bucket.go b/pkg/filelist/bucket.go
index a7097308..65b06ac9 100644
--- a/pkg/filelist/bucket.go
+++ b/pkg/filelist/bucket.go
@@ -82,7 +82,7 @@ func (ls *bucketLister) GetFiles(opts ListOpts) (Files, error) {
 	return out, nil
 }
 
-func (ls *bucketLister) GetFile(path string) (*File, error) {
+func (ls *bucketLister) GetFile(path string, cfg service.DisplayConfig) (*File, error) {
 	rdr, err := ls.buck.NewReader(context.Background(), path, nil)
 	if err != nil {
 		return nil, err
@@ -97,7 +97,7 @@ func (ls *bucketLister) GetFile(path string) (*File, error) {
 
 	_, name := filepath.Split(path)
 
-	file, err := readFile(bytes.NewReader(bs))
+	file, err := readFile(bytes.NewReader(bs), cfg)
 
 	return &File{
 		Name:        name,
diff --git a/pkg/filelist/common.go b/pkg/filelist/common.go
index 8b146344..87f287be 100644
--- a/pkg/filelist/common.go
+++ b/pkg/filelist/common.go
@@ -5,10 +5,15 @@ import (
 	"strings"
 
 	"github.com/moov-io/ach"
+	"github.com/moov-io/ach-web-viewer/pkg/service"
 )
 
-func readFile(r io.Reader) (*ach.File, error) {
-	file, err := ach.NewReader(r).Read()
+func readFile(r io.Reader, cfg service.DisplayConfig) (*ach.File, error) {
+	reader := ach.NewReader(r)
+	reader.SetValidation(&ach.ValidateOpts{
+		AllowMissingBatchHeader: cfg.AllowMissingBatchHeader,
+	})
+	file, err := reader.Read()
 	if err != nil {
 		message := err.Error()
 		switch {
diff --git a/pkg/filelist/filesystem.go b/pkg/filelist/filesystem.go
index 7ddc444b..f9923a94 100644
--- a/pkg/filelist/filesystem.go
+++ b/pkg/filelist/filesystem.go
@@ -61,7 +61,7 @@ func (ls *filesystemLister) GetFiles(opts ListOpts) (Files, error) {
 	return out, nil
 }
 
-func (ls *filesystemLister) GetFile(path string) (*File, error) {
+func (ls *filesystemLister) GetFile(path string, cfg service.DisplayConfig) (*File, error) {
 	path = filepath.Clean(path)
 
 	if strings.Contains(path, "..") || strings.HasPrefix(path, "/") {
@@ -75,7 +75,7 @@ func (ls *filesystemLister) GetFile(path string) (*File, error) {
 
 	_, name := filepath.Split(fd.Name())
 
-	file, err := readFile(fd)
+	file, err := readFile(fd, cfg)
 
 	var stat fs.FileInfo
 	if fd != nil {
diff --git a/pkg/filelist/list.go b/pkg/filelist/list.go
index cd6db76a..be2df461 100644
--- a/pkg/filelist/list.go
+++ b/pkg/filelist/list.go
@@ -27,7 +27,7 @@ type File struct {
 type Lister interface {
 	SourceID() string
 
-	GetFile(path string) (*File, error)
+	GetFile(path string, cfg service.DisplayConfig) (*File, error)
 	GetFiles(opts ListOpts) (Files, error)
 }
 
@@ -71,10 +71,10 @@ func createLister(src service.Source) (Lister, error) {
 	return nil, fmt.Errorf("unknown source: %#v", src)
 }
 
-func (ls Listers) GetFile(sourceID, path string) (*File, error) {
+func (ls Listers) GetFile(sourceID, path string, cfg service.DisplayConfig) (*File, error) {
 	for i := range ls {
 		if ls[i].SourceID() == sourceID {
-			return ls[i].GetFile(path)
+			return ls[i].GetFile(path, cfg)
 		}
 	}
 	return nil, fmt.Errorf("%s not found for sourceID=%s", path, sourceID)
diff --git a/pkg/service/model_config.go b/pkg/service/model_config.go
index 80a9cbf8..4c05814a 100644
--- a/pkg/service/model_config.go
+++ b/pkg/service/model_config.go
@@ -37,9 +37,10 @@ type BindAddress struct {
 }
 
 type DisplayConfig struct {
-	Format       string // e.g. "human-readable"
-	Masking      MaskingConfig
-	HelpfulLinks HelpfulLinks
+	Format                  string // e.g. "human-readable"
+	Masking                 MaskingConfig
+	HelpfulLinks            HelpfulLinks
+	AllowMissingBatchHeader bool
 }
 
 type MaskingConfig struct {
diff --git a/pkg/web/web.go b/pkg/web/web.go
index e48debb1..1fd31992 100644
--- a/pkg/web/web.go
+++ b/pkg/web/web.go
@@ -158,7 +158,7 @@ func getFile(logger log.Logger, cfg service.DisplayConfig, listers filelist.List
 		sourceID := mux.Vars(r)["sourceID"]
 		fullPath := strings.TrimPrefix(r.URL.Path, fmt.Sprintf("%s/sources/%s/", basePath, sourceID))
 
-		file, err := listers.GetFile(sourceID, fullPath)
+		file, err := listers.GetFile(sourceID, fullPath, cfg)
 		if err != nil {
 			logger.Warn().Logf("ERROR: %v\n", err)
 			w.WriteHeader(http.StatusInternalServerError)