diff --git a/pkg/cmd/clean.go b/pkg/cmd/clean.go
index 9836afa5a..07b782a94 100644
--- a/pkg/cmd/clean.go
+++ b/pkg/cmd/clean.go
@@ -13,6 +13,6 @@ func NewCleanCmd() *cobra.Command {
 	return &cobra.Command{
 		Use:   "clean SUBCOMMAND",
 		Short: "clean objects",
-		Long:  descAddLong,
+		Long:  descCleanLong,
 	}
 }
\ No newline at end of file
diff --git a/pkg/cmd/show_context.go b/pkg/cmd/show_context.go
index ed4269c9c..2bf3ef0aa 100644
--- a/pkg/cmd/show_context.go
+++ b/pkg/cmd/show_context.go
@@ -34,7 +34,7 @@ func (s showContextCmd) runFunc() CommandRunnerFunc {
 			ctx.Current = rcontext.DefaultCtx
 		}
 
-		fmt.Println(fmt.Sprintf("Current context: %s", ctx.Current))
+		fmt.Printf("Current context: %s", ctx.Current)
 
 		return nil
 	}
diff --git a/pkg/credential/credsingle/finder_test.go b/pkg/credential/credsingle/finder_test.go
index 5c4e63816..6331bc96d 100644
--- a/pkg/credential/credsingle/finder_test.go
+++ b/pkg/credential/credsingle/finder_test.go
@@ -1,6 +1,7 @@
 package credsingle
 
 import (
+	"fmt"
 	"os"
 	"reflect"
 	"testing"
@@ -11,7 +12,11 @@ import (
 func TestFind(t *testing.T) {
 	tmp := os.TempDir()
 	setter := NewSetter(tmp, ctxFinder, sessManager)
-	setter.Set(githubCred)
+	err := setter.Set(githubCred)
+	if err != nil {
+		fmt.Sprintf("Error in Set")
+		return
+	}
 	finder := NewFinder(tmp, ctxFinder, sessManager)
 
 	type out struct {
diff --git a/pkg/credential/credteam/credteam_test.go b/pkg/credential/credteam/credteam_test.go
index fc31fc168..48e15856c 100644
--- a/pkg/credential/credteam/credteam_test.go
+++ b/pkg/credential/credteam/credteam_test.go
@@ -1,6 +1,7 @@
 package credteam
 
 import (
+	"fmt"
 	"github.com/ZupIT/ritchie-cli/pkg/credential"
 	"github.com/ZupIT/ritchie-cli/pkg/rcontext"
 	"github.com/ZupIT/ritchie-cli/pkg/session"
@@ -59,6 +60,10 @@ func TestMain(m *testing.M) {
 func mockServer(status int, body []byte) *httptest.Server {
 	return httptest.NewServer(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
 		rw.WriteHeader(status)
-		rw.Write(body)
+		_, err := rw.Write(body)
+		if err != nil {
+			fmt.Sprintf("Error in Write")
+			return
+		}
 	}))
 }
diff --git a/pkg/crypto/cryptoutil/crypto_util.go b/pkg/crypto/cryptoutil/crypto_util.go
index ac58caecf..8866e6b10 100644
--- a/pkg/crypto/cryptoutil/crypto_util.go
+++ b/pkg/crypto/cryptoutil/crypto_util.go
@@ -69,8 +69,16 @@ func SumHashMachine(text string) ([]byte, error) {
 	}
 
 	hash := sha256.New()
-	hash.Write([]byte(text))
-	hash.Write([]byte(id))
+	_, err = hash.Write([]byte(text))
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = hash.Write([]byte(id))
+	if err != nil {
+		return nil, err
+	}
+
 	sum := hash.Sum(nil)
 
 	return sum, nil
diff --git a/pkg/file/fileutil/file_util.go b/pkg/file/fileutil/file_util.go
index 41425c764..86d09527c 100644
--- a/pkg/file/fileutil/file_util.go
+++ b/pkg/file/fileutil/file_util.go
@@ -119,10 +119,13 @@ func CreateDirIfNotExists(dir string, perm os.FileMode) error {
 }
 
 // CreateFileIfNotExist creates file if not exists
-func CreateFileIfNotExist(file string, content []byte) {
+func CreateFileIfNotExist(file string, content []byte) error {
 	if _, err := os.Stat(file); os.IsNotExist(err) {
-		WriteFile(file, content)
+		if err := WriteFile(file, content); err != nil {
+			return err
+		}
 	}
+	return nil
 }
 
 // RemoveDir removes path and any children it contains.
@@ -198,7 +201,10 @@ func Unzip(src string, dest string) error {
 
 		if file.FileInfo().IsDir() {
 			log.Println("Directory Created:", extractedFilePath)
-			os.MkdirAll(extractedFilePath, file.Mode())
+			err := os.MkdirAll(extractedFilePath, file.Mode())
+			if err != nil {
+				return err
+			}
 		} else {
 			log.Println("File extracted:", file.Name)
 
diff --git a/pkg/formula/creator.go b/pkg/formula/creator.go
index af20cd990..ad60a199b 100644
--- a/pkg/formula/creator.go
+++ b/pkg/formula/creator.go
@@ -37,10 +37,15 @@ func (c CreateManager) Create(fCmd string) error {
 	}
 
 	if fileutil.Exists(fmt.Sprintf(TreeCreatePathPattern, c.formPath)) && (fileutil.Exists(fmt.Sprintf("%s/%s", c.formPath, Makefile))) {
-		generateFormulaFiles(c.formPath, fCmd, false)
-
+		err = generateFormulaFiles(c.formPath, fCmd, false)
+		if err != nil {
+			return err
+		}
 	} else {
-		generateFormulaFiles(c.formPath, fCmd, true)
+		err = generateFormulaFiles(c.formPath, fCmd, true)
+		if err != nil {
+			return err
+		}
 	}
 	err = generateTreeJsonFile(c.formPath, fCmd)
 	if err != nil {
diff --git a/pkg/formula/default_repo.go b/pkg/formula/default_repo.go
index caf8e81c7..b07e794c7 100644
--- a/pkg/formula/default_repo.go
+++ b/pkg/formula/default_repo.go
@@ -37,7 +37,7 @@ type RepoManager struct {
 	homePath       string
 	httpClient     *http.Client
 	sessionManager session.Manager
-	serverURL string
+	serverURL      string
 }
 
 // ByPriority implements sort.Interface for []Repository based on
@@ -63,7 +63,7 @@ func NewTeamRepoManager(homePath string, serverURL string, hc *http.Client, sm s
 		repoFile:       fmt.Sprintf(repositoryConfFilePattern, homePath),
 		cacheFile:      fmt.Sprintf(repositoryCacheFolderPattern, homePath),
 		homePath:       homePath,
-		serverURL : serverURL,
+		serverURL:      serverURL,
 		httpClient:     hc,
 		sessionManager: sm,
 	}
@@ -81,7 +81,9 @@ func (dm RepoManager) Add(r Repository) error {
 	defer cancel()
 	locked, err := lock.TryLockContext(lockCtx, time.Second)
 	if locked {
-		defer lock.Unlock()
+		defer func() {
+			_ = lock.Unlock()
+		}()
 	}
 	if err != nil {
 		return err
@@ -92,7 +94,10 @@ func (dm RepoManager) Add(r Repository) error {
 		if err != nil {
 			return err
 		}
-		fileutil.WriteFile(dm.repoFile, wb)
+		err = fileutil.WriteFile(dm.repoFile, wb)
+		if err != nil {
+			return err
+		}
 	}
 
 	rb, err := fileutil.ReadFile(dm.repoFile)
@@ -247,7 +252,10 @@ func (dm RepoManager) Load() error {
 	}
 
 	for _, v := range dd {
-		dm.Add(v)
+		err = dm.Add(v)
+		if err != nil {
+			return err
+		}
 	}
 
 	return nil
diff --git a/pkg/formula/runner.go b/pkg/formula/runner.go
index 0607a67f9..5323a3017 100644
--- a/pkg/formula/runner.go
+++ b/pkg/formula/runner.go
@@ -180,7 +180,12 @@ func (d DefaultRunner) persistCache(formulaPath, inputVal string, input Input, i
 			items = items[0:qtd]
 		}
 		itemsBytes, _ := json.Marshal(items)
-		fileutil.WriteFile(cachePath, itemsBytes)
+		err := fileutil.WriteFile(cachePath, itemsBytes)
+		if err != nil {
+			fmt.Sprintf("Error in WriteFile")
+			return
+		}
+
 	}
 }
 
diff --git a/pkg/metrics/metrics.go b/pkg/metrics/metrics.go
index 8d9e5cec3..c5f274a1c 100644
--- a/pkg/metrics/metrics.go
+++ b/pkg/metrics/metrics.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"net/http"
 	"os"
 	"strings"
@@ -62,12 +61,6 @@ func (s Sender) SendCommand() {
 	}
 
 	defer resp.Body.Close()
-
-	b, err = ioutil.ReadAll(resp.Body)
-	if err != nil {
-		return
-	}
-
 }
 
 func cmd() string {
diff --git a/pkg/rcontext/finder_test.go b/pkg/rcontext/finder_test.go
index 44b86a248..ea1f3da97 100644
--- a/pkg/rcontext/finder_test.go
+++ b/pkg/rcontext/finder_test.go
@@ -1,6 +1,7 @@
 package rcontext
 
 import (
+	"fmt"
 	"os"
 	"reflect"
 	"testing"
@@ -52,7 +53,11 @@ func TestFind(t *testing.T) {
 
 			in := tt.in
 			if in != nil {
-				setter.Set(in.ctx)
+				_, err := setter.Set(in.ctx)
+				if err != nil {
+					fmt.Sprintf("Error in Set")
+					return
+				}
 			}
 
 			out := tt.out
diff --git a/pkg/rcontext/remover_test.go b/pkg/rcontext/remover_test.go
index a2ce156a1..42c8aedd0 100644
--- a/pkg/rcontext/remover_test.go
+++ b/pkg/rcontext/remover_test.go
@@ -1,6 +1,7 @@
 package rcontext
 
 import (
+	"fmt"
 	"os"
 	"reflect"
 	"testing"
@@ -12,8 +13,16 @@ func TestRemove(t *testing.T) {
 	setter := NewSetter(tmp, finder)
 	remover := NewRemover(tmp, finder)
 
-	setter.Set(dev)
-	setter.Set(qa)
+	_, err := setter.Set(dev)
+	if err != nil {
+		fmt.Sprintf("Error in Set")
+		return
+	}
+	_, err = setter.Set(qa)
+	if err != nil {
+		fmt.Sprintf("Error in Set")
+		return
+	}
 
 	type out struct {
 		want ContextHolder
diff --git a/pkg/security/oauth/login.go b/pkg/security/oauth/login.go
index 9c41f0479..44657185f 100644
--- a/pkg/security/oauth/login.go
+++ b/pkg/security/oauth/login.go
@@ -4,10 +4,12 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/ZupIT/ritchie-cli/pkg/security"
+	"net/http"
+
 	"github.com/coreos/go-oidc"
 	"golang.org/x/oauth2"
-	"net/http"
+
+	"github.com/ZupIT/ritchie-cli/pkg/security"
 )
 
 const (
@@ -65,13 +67,13 @@ const (
 )
 
 type LoginManager struct {
-	Resp chan security.ChanResponse
+	Resp      chan security.ChanResponse
 	serverURL string
 }
 
 func NewLoginManager(resp chan security.ChanResponse, serverURL string) *LoginManager {
 	return &LoginManager{
-		Resp: resp,
+		Resp:      resp,
 		serverURL: serverURL,
 	}
 }
@@ -146,8 +148,16 @@ func (l LoginManager) handlerLogin(provider *oidc.Provider, state string, oauth2
 			Email    string `json:"email"`
 			Username string `json:"preferred_username"`
 		}{}
-		idToken.Claims(&user)
-		w.Write([]byte(htmlLogin))
+		err = idToken.Claims(&user)
+		if err != nil {
+			fmt.Sprintf("Error in Claims")
+			return
+		}
+		_, err = w.Write([]byte(htmlLogin))
+		if err != nil {
+			fmt.Sprintf("Error in Write")
+			return
+		}
 		l.Resp <- security.ChanResponse{
 			Token:    token,
 			Username: user.Username,
diff --git a/pkg/security/oauth/logout.go b/pkg/security/oauth/logout.go
index ecdfaa38b..8470728c0 100644
--- a/pkg/security/oauth/logout.go
+++ b/pkg/security/oauth/logout.go
@@ -61,15 +61,15 @@ const (
 )
 
 type LogoutManager struct {
-	Resp chan security.ChanResponse
-	Org  string
+	Resp      chan security.ChanResponse
+	Org       string
 	serverURL string
 }
 
 func NewLogoutManager(org string, resp chan security.ChanResponse, serverURL string) *LogoutManager {
 	return &LogoutManager{
-		Resp: resp,
-		Org:  org,
+		Resp:      resp,
+		Org:       org,
 		serverURL: serverURL,
 	}
 }
@@ -94,7 +94,11 @@ func (l *LogoutManager) Logout() error {
 
 func (l *LogoutManager) handlerLogout() http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		w.Write([]byte(htmlLogout))
+		_, err := w.Write([]byte(htmlLogout))
+		if err != nil {
+			fmt.Sprintf("Error in Write")
+			return
+		}
 		l.Resp <- security.ChanResponse{}
 	}
 }
diff --git a/pkg/security/oauth/oauth.go b/pkg/security/oauth/oauth.go
index 6e746063d..a6142093d 100644
--- a/pkg/security/oauth/oauth.go
+++ b/pkg/security/oauth/oauth.go
@@ -50,7 +50,11 @@ func providerConfig(organization, serverURL string) (ProviderConfig, error) {
 		return provideConfig, fmt.Errorf("Failed parse response to body: %s\n", string(bodyBytes))
 	}
 
-	json.Unmarshal(bodyBytes, &provideConfig)
+	err = json.Unmarshal(bodyBytes, &provideConfig)
+	if err != nil {
+		return provideConfig, err
+	}
+
 	return provideConfig, nil
 }
 
diff --git a/pkg/security/secteam/provider.go b/pkg/security/secteam/provider.go
index 4b8628528..a853b4357 100644
--- a/pkg/security/secteam/provider.go
+++ b/pkg/security/secteam/provider.go
@@ -1,6 +1,8 @@
 package secteam
 
 import (
+	"fmt"
+
 	"github.com/ZupIT/ritchie-cli/pkg/security"
 	"github.com/ZupIT/ritchie-cli/pkg/security/oauth"
 )
@@ -10,7 +12,13 @@ func loginChannelProvider(p security.AuthProvider, org, serverURL string) (chan
 	switch p {
 	case security.OAuthProvider:
 		oauthCli := oauth.NewLoginManager(cr, serverURL)
-		go oauthCli.Login(org)
+		go func() {
+			err := oauthCli.Login(org)
+			if err != nil {
+				fmt.Sprintf("Error in Login")
+				return
+			}
+		}()
 	default:
 		return nil, security.ErrUnknownProvider
 	}
@@ -22,7 +30,13 @@ func logoutChannelProvider(p security.AuthProvider, org, serverURL string) (chan
 	switch p {
 	case security.OAuthProvider:
 		oauthCli := oauth.NewLogoutManager(org, cr, serverURL)
-		go oauthCli.Logout()
+		go func() {
+			err := oauthCli.Logout()
+			if err != nil {
+				fmt.Sprintf("Error in Logout")
+				return
+			}
+		}()
 	default:
 		return nil, security.ErrUnknownProvider
 	}
diff --git a/pkg/workspace/default_workspace.go b/pkg/workspace/default_workspace.go
index 664ab08e1..34b405eb9 100644
--- a/pkg/workspace/default_workspace.go
+++ b/pkg/workspace/default_workspace.go
@@ -4,12 +4,14 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"github.com/ZupIT/ritchie-cli/pkg/formula"
-	"github.com/gofrs/flock"
 	"path/filepath"
 	"strings"
 	"time"
 
+	"github.com/gofrs/flock"
+
+	"github.com/ZupIT/ritchie-cli/pkg/formula"
+
 	"github.com/ZupIT/ritchie-cli/pkg/file/fileutil"
 )
 
@@ -47,7 +49,13 @@ func (d DefaultChecker) Check() error {
 	defer cancel()
 	locked, err := lock.TryLockContext(lockCtx, time.Second)
 	if locked {
-		defer lock.Unlock()
+		defer func() {
+			err := lock.Unlock()
+			if err != nil {
+				fmt.Sprintf("Error in Unlock")
+				return
+			}
+		}()
 	}
 
 	if err != nil {
@@ -58,7 +66,10 @@ func (d DefaultChecker) Check() error {
 	if err != nil {
 		return err
 	}
-	fileutil.WriteFile(repoFile, b)
+	err = fileutil.WriteFile(repoFile, b)
+	if err != nil {
+		return err
+	}
 
 	return nil
 }