diff --git a/ASClient.go b/ASClient.go
index 90962dc..5e89a58 100644
--- a/ASClient.go
+++ b/ASClient.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"log"
 	"net/http"
 	"os"
 	"time"
@@ -49,8 +48,6 @@ func NewClientFromCreds(creds Creds, timeout int) (*ASClient, error) {
 
 	var client *ASClient
 
-	log.Printf("[DEBUG] url: %s, username: %s, password: %s", creds.URL, creds.Username, creds.Password)
-
 	tr := &http.Transport{
 		MaxIdleConns:       10,
 		IdleConnTimeout:    time.Duration(timeout) * time.Second,
diff --git a/Agents.go b/Agents.go
index 60151a7..441f453 100644
--- a/Agents.go
+++ b/Agents.go
@@ -39,6 +39,9 @@ func (a *ASClient) GetAgent(agentType string, agentID int) (Agent, error) {
 	}
 
 	err = json.Unmarshal(body, &agent)
+	if err != nil {
+		return agent, err
+	}
 	return agent, nil
 }
 
diff --git a/ArchivalObjects.go b/ArchivalObjects.go
index 2f9ce15..3903fab 100644
--- a/ArchivalObjects.go
+++ b/ArchivalObjects.go
@@ -4,8 +4,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"regexp"
-	"strings"
 )
 
 func (a *ASClient) GetArchivalObjectIDs(repositoryID int) ([]int, error) {
@@ -91,14 +89,14 @@ func (a *ASClient) UpdateArchivalObject(repositoryId int, archivalObjectId int,
 	return responseMessage, nil
 }
 
-func getChildArchivalObjectURIs(children []ResourceTree, aos *[]string) {
-	for _, child := range children {
-		*aos = append(*aos, child.RecordURI)
-		if child.HasChildren {
-			getChildArchivalObjectURIs(child.Children, aos)
-		}
-	}
-}
+// func getChildArchivalObjectURIs(children []ResourceTree, aos *[]string) {
+// 	for _, child := range children {
+// 		*aos = append(*aos, child.RecordURI)
+// 		if child.HasChildren {
+// 			getChildArchivalObjectURIs(child.Children, aos)
+// 		}
+// 	}
+// }
 
 func (a ASClient) DeleteArchivalObject(repositoryID int, archivalObjectID int) (string, error) {
 	responseMessage := ""
@@ -119,18 +117,18 @@ func (a ASClient) DeleteArchivalObject(repositoryID int, archivalObjectID int) (
 	return responseMessage, nil
 }
 
-func getChildArchivalObjectURIsFiltered(children []ResourceTree, aos *[]string, filter string) {
-	matcher := regexp.MustCompile(filter)
-	for _, child := range children {
-		if matcher.MatchString(strings.Join(child.InstanceTypes, " ")) == true {
-			*aos = append(*aos, child.RecordURI)
-		}
-
-		if child.HasChildren {
-			getChildArchivalObjectURIs(child.Children, aos)
-		}
-	}
-}
+// func getChildArchivalObjectURIsFiltered(children []ResourceTree, aos *[]string, filter string) {
+// 	matcher := regexp.MustCompile(filter)
+// 	for _, child := range children {
+// 		if matcher.MatchString(strings.Join(child.InstanceTypes, " ")) == true {
+// 			*aos = append(*aos, child.RecordURI)
+// 		}
+
+// 		if child.HasChildren {
+// 			getChildArchivalObjectURIs(child.Children, aos)
+// 		}
+// 	}
+// }
 
 func (a *ASClient) GetRandomArchivalObject(repositoryID int, resourceID int) (int, int, error) {
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 321d7c5..092d622 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,13 +1,22 @@
 ## CHANGELOG
 
+#### v0.7.1
+  - remove debug print from `NewClientFromCreds()`
+  - tidy go mod files (removed unused libxml2 package)
+  - tweak range statement per linter recommendation
+  - add missing error check
+  - comment out unused code
+  - add error check to (a *ADClient)GetAgent()
+  - update CHANGELOG, bump to v0.7.1
+
 #### v0.7.0
-  - add `func (a *ASClient) FindArchivalObjectsByID(...)([]string, error)`  
+  - add `func (a *ASClient) FindArchivalObjectsByID(...)([]string, error)`
     that allows you to look up archival objects by the `ref_id` or `component_id` fields
-  
+
 #### v0.6.1
   - bug fix: rewrite `func (wor WorkOrderRow) String()` to use
     `encoding/csv` to handle string escapes
-  
+
 #### v0.6.0
   - add `...FromURI()` functions:
     - add `GetArchivalObjectFromURI()`
@@ -24,5 +33,3 @@
   - force `bool` key/value pairs to always be sent in marshaled JSON for selected types
     - remove `omitempty` option from `DigitalObject` type `bool` JSON tags
     - remove `omitempty` option from `FileVersion` type `bool` JSON tags
-  
-
diff --git a/Common.go b/Common.go
index c25bfc6..07deffb 100644
--- a/Common.go
+++ b/Common.go
@@ -11,7 +11,7 @@ import (
 	"time"
 )
 
-var LibraryVersion = "v0.7.0"
+var LibraryVersion = "v0.7.1"
 
 var seed = rand.NewSource(time.Now().UnixNano())
 var rGen = rand.New(seed)
@@ -105,15 +105,15 @@ func (a *ASClient) PostEndpoint(endpoint string, requestBody string, authenticat
 	return response, nil
 }
 
-// slice contains methods
-func containsInt(list []int, id int) bool {
-	for _, i := range list {
-		if id == i {
-			return true
-		}
-	}
-	return false
-}
+// // slice contains methods
+// func containsInt(list []int, id int) bool {
+// 	for _, i := range list {
+// 		if id == i {
+// 			return true
+// 		}
+// 	}
+// 	return false
+// }
 
 type CreateOrUpdateResponse struct {
 	Status      string   `json:"status"`
diff --git a/Repositories.go b/Repositories.go
index 8031e56..850529a 100644
--- a/Repositories.go
+++ b/Repositories.go
@@ -22,6 +22,9 @@ func (a *ASClient) GetRepositories() ([]int, error) {
 
 	reps := make([]map[string]interface{}, 1, 1)
 	err = json.Unmarshal(body, &reps)
+	if err != nil {
+		return repIds, err
+	}
 
 	for i := range reps {
 		rep := fmt.Sprintf("%v", reps[i]["uri"])
diff --git a/Schema_test.go b/Schema_test.go
index 1d0a508..3422e28 100644
--- a/Schema_test.go
+++ b/Schema_test.go
@@ -2,8 +2,9 @@ package aspace
 
 import (
 	"flag"
-	goaspacetest "github.com/nyudlts/go-aspace/goaspace_testing"
 	"testing"
+
+	goaspacetest "github.com/nyudlts/go-aspace/goaspace_testing"
 )
 
 func TestSchemas(t *testing.T) {
@@ -27,7 +28,7 @@ func TestSchemas(t *testing.T) {
 		t.Log("Successfully got a list of schemas")
 
 		keys := make([]string, 0, len(schemas))
-		for k, _ := range schemas {
+		for k := range schemas {
 			keys = append(keys, k)
 		}
 
diff --git a/go.mod b/go.mod
index c4a550c..38eaa1e 100644
--- a/go.mod
+++ b/go.mod
@@ -2,9 +2,4 @@ module github.com/nyudlts/go-aspace
 
 go 1.21
 
-require (
-	github.com/lestrrat-go/libxml2 v0.0.0-20231124114421-99c71026c2f5
-	gopkg.in/yaml.v2 v2.3.0
-)
-
-require github.com/pkg/errors v0.9.1 // indirect
+require gopkg.in/yaml.v2 v2.3.0
diff --git a/go.sum b/go.sum
index 094222e..168980d 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,3 @@
-github.com/lestrrat-go/libxml2 v0.0.0-20231124114421-99c71026c2f5 h1:lR4DHv41vdkhNPNDlr56n8BuLINQeWNeQAaAzBEOcuw=
-github.com/lestrrat-go/libxml2 v0.0.0-20231124114421-99c71026c2f5/go.mod h1:/0MMipmS+5SMXCSkulsvJwYmddKI4IL5tVy6AZMo9n0=
-github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
-github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=