diff --git a/cmd/main.go b/cmd/main.go
index 2a5ddaa1..5d166897 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -1,6 +1,7 @@
 package answercmd
 
 import (
+	"context"
 	"fmt"
 	"os"
 	"time"
@@ -39,7 +40,7 @@ var (
 // @name Authorization
 func Main() {
 	log.SetLogger(zap.NewLogger(
-		log.ParseLevel(logLevel), zap.WithName("answer"), zap.WithPath(logPath), zap.WithCallerFullPath()))
+		log.ParseLevel(logLevel), zap.WithName("answer"), zap.WithPath(logPath)))
 	Execute()
 }
 
@@ -59,7 +60,7 @@ func runApp() {
 	fmt.Println("answer Version:", constant.Version, " Revision:", constant.Revision)
 
 	defer cleanup()
-	if err := app.Run(); err != nil {
+	if err := app.Run(context.Background()); err != nil {
 		panic(err)
 	}
 }
diff --git a/go.mod b/go.mod
index d19dcb24..889935f4 100644
--- a/go.mod
+++ b/go.mod
@@ -29,8 +29,8 @@ require (
 	github.com/ory/dockertest/v3 v3.9.1
 	github.com/robfig/cron/v3 v3.0.1
 	github.com/scottleedavis/go-exif-remove v0.0.0-20230314195146-7e059d593405
-	github.com/segmentfault/pacman v1.0.4
-	github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20221219081300-f734f4a16aa0
+	github.com/segmentfault/pacman v1.0.5-0.20230822075009-309985fb8700
+	github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20230822075009-309985fb8700
 	github.com/segmentfault/pacman/contrib/conf/viper v0.0.0-20221018072427-a15dd1434e05
 	github.com/segmentfault/pacman/contrib/i18n v0.0.0-20230516093754-b76aef1c1150
 	github.com/segmentfault/pacman/contrib/log/zap v0.0.0-20221018072427-a15dd1434e05
diff --git a/go.sum b/go.sum
index 6124c0a0..c404d30a 100644
--- a/go.sum
+++ b/go.sum
@@ -642,10 +642,10 @@ github.com/scottleedavis/go-exif-remove v0.0.0-20230314195146-7e059d593405 h1:2i
 github.com/scottleedavis/go-exif-remove v0.0.0-20230314195146-7e059d593405/go.mod h1:rIxVzVLKlBwLxO+lC+k/I4HJfRQcemg/f/76Xmmzsec=
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
 github.com/seccomp/libseccomp-golang v0.9.2-0.20210429002308-3879420cc921/go.mod h1:JA8cRccbGaA1s33RQf7Y1+q9gHmZX1yB/z9WDN1C6fg=
-github.com/segmentfault/pacman v1.0.4 h1:6UIXuMHUeYMWe5toflV9SXZQizRny1RczjZJLj9kul0=
-github.com/segmentfault/pacman v1.0.4/go.mod h1:5lNp5REd8QMThmBUvR3Fi9Y3AsOB4GRq7soCB4QLqOs=
-github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20221219081300-f734f4a16aa0 h1:4x0qG7H2M3qH7Yo2BhGrVlji1iTmRAWgINY/JyENeHs=
-github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20221219081300-f734f4a16aa0/go.mod h1:rmf1TCwz67dyM+AmTwSd1BxTo2AOYHj262lP93bOZbs=
+github.com/segmentfault/pacman v1.0.5-0.20230822075009-309985fb8700 h1:VqxiuNGQg86GEKxnzmJegZR2Ufr7EVXo68mdKaf+/MQ=
+github.com/segmentfault/pacman v1.0.5-0.20230822075009-309985fb8700/go.mod h1:5lNp5REd8QMThmBUvR3Fi9Y3AsOB4GRq7soCB4QLqOs=
+github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20230822075009-309985fb8700 h1:VZpexPTcr7sOxxYUGa/9cneyCESfisAhCNbaEuTpcwI=
+github.com/segmentfault/pacman/contrib/cache/memory v0.0.0-20230822075009-309985fb8700/go.mod h1:rmf1TCwz67dyM+AmTwSd1BxTo2AOYHj262lP93bOZbs=
 github.com/segmentfault/pacman/contrib/conf/viper v0.0.0-20221018072427-a15dd1434e05 h1:BlqTgc3/MYKG6vMI2MI+6o+7P4Gy5PXlawu185wPXAk=
 github.com/segmentfault/pacman/contrib/conf/viper v0.0.0-20221018072427-a15dd1434e05/go.mod h1:prPjFam7MyZ5b3S9dcDOt2tMPz6kf7C9c243s9zSwPY=
 github.com/segmentfault/pacman/contrib/i18n v0.0.0-20230516093754-b76aef1c1150 h1:OEuW1D7RGDE0CZDr0oGMw9Eiq7fAbD9C4WMrvSixamk=
diff --git a/internal/repo/auth/auth.go b/internal/repo/auth/auth.go
index 440ec1f8..e73870be 100644
--- a/internal/repo/auth/auth.go
+++ b/internal/repo/auth/auth.go
@@ -27,15 +27,15 @@ func NewAuthRepo(data *data.Data) auth.AuthRepo {
 
 // GetUserCacheInfo get user cache info
 func (ar *authRepo) GetUserCacheInfo(ctx context.Context, accessToken string) (userInfo *entity.UserCacheInfo, err error) {
-	userInfoCache, err := ar.data.Cache.GetString(ctx, constant.UserTokenCacheKey+accessToken)
+	userInfoCache, exist, err := ar.data.Cache.GetString(ctx, constant.UserTokenCacheKey+accessToken)
 	if err != nil {
 		return nil, errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
 	}
 	userInfo = &entity.UserCacheInfo{}
-	err = json.Unmarshal([]byte(userInfoCache), userInfo)
-	if err != nil {
-		return nil, errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
+	if !exist {
+		return nil, nil
 	}
+	_ = json.Unmarshal([]byte(userInfoCache), userInfo)
 	return userInfo, nil
 }
 
@@ -81,15 +81,15 @@ func (ar *authRepo) SetUserStatus(ctx context.Context, userID string, userInfo *
 
 // GetUserStatus get user status
 func (ar *authRepo) GetUserStatus(ctx context.Context, userID string) (userInfo *entity.UserCacheInfo, err error) {
-	userInfoCache, err := ar.data.Cache.GetString(ctx, constant.UserStatusChangedCacheKey+userID)
+	userInfoCache, exist, err := ar.data.Cache.GetString(ctx, constant.UserStatusChangedCacheKey+userID)
 	if err != nil {
 		return nil, errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
 	}
+	if !exist {
+		return nil, nil
+	}
 	userInfo = &entity.UserCacheInfo{}
-	err = json.Unmarshal([]byte(userInfoCache), userInfo)
-	if err != nil {
-		return nil, errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
-	}
+	_ = json.Unmarshal([]byte(userInfoCache), userInfo)
 	return userInfo, nil
 }
 
@@ -104,16 +104,16 @@ func (ar *authRepo) RemoveUserStatus(ctx context.Context, userID string) (err er
 
 // GetAdminUserCacheInfo get admin user cache info
 func (ar *authRepo) GetAdminUserCacheInfo(ctx context.Context, accessToken string) (userInfo *entity.UserCacheInfo, err error) {
-	userInfoCache, err := ar.data.Cache.GetString(ctx, constant.AdminTokenCacheKey+accessToken)
+	userInfoCache, exist, err := ar.data.Cache.GetString(ctx, constant.AdminTokenCacheKey+accessToken)
 	if err != nil {
 		err = errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
 		return
 	}
-	userInfo = &entity.UserCacheInfo{}
-	err = json.Unmarshal([]byte(userInfoCache), userInfo)
-	if err != nil {
-		return nil, err
+	if !exist {
+		return nil, nil
 	}
+	userInfo = &entity.UserCacheInfo{}
+	_ = json.Unmarshal([]byte(userInfoCache), userInfo)
 	return userInfo, nil
 }
 
@@ -144,7 +144,10 @@ func (ar *authRepo) RemoveAdminUserCacheInfo(ctx context.Context, accessToken st
 // AddUserTokenMapping add user token mapping
 func (ar *authRepo) AddUserTokenMapping(ctx context.Context, userID, accessToken string) (err error) {
 	key := constant.UserTokenMappingCacheKey + userID
-	resp, _ := ar.data.Cache.GetString(ctx, key)
+	resp, _, err := ar.data.Cache.GetString(ctx, key)
+	if err != nil {
+		return err
+	}
 	mapping := make(map[string]bool, 0)
 	if len(resp) > 0 {
 		_ = json.Unmarshal([]byte(resp), &mapping)
@@ -157,7 +160,10 @@ func (ar *authRepo) AddUserTokenMapping(ctx context.Context, userID, accessToken
 // RemoveUserTokens Log out all users under this user id
 func (ar *authRepo) RemoveUserTokens(ctx context.Context, userID string, remainToken string) {
 	key := constant.UserTokenMappingCacheKey + userID
-	resp, _ := ar.data.Cache.GetString(ctx, key)
+	resp, _, err := ar.data.Cache.GetString(ctx, key)
+	if err != nil {
+		return
+	}
 	mapping := make(map[string]bool, 0)
 	if len(resp) > 0 {
 		_ = json.Unmarshal([]byte(resp), &mapping)
diff --git a/internal/repo/captcha/captcha.go b/internal/repo/captcha/captcha.go
index a332523a..b055ff25 100644
--- a/internal/repo/captcha/captcha.go
+++ b/internal/repo/captcha/captcha.go
@@ -43,19 +43,18 @@ func (cr *captchaRepo) SetActionType(ctx context.Context, unit, actionType, conf
 	return
 }
 
-func (cr *captchaRepo) GetActionType(ctx context.Context, unit, actionType string) (actioninfo *entity.ActionRecordInfo, err error) {
+func (cr *captchaRepo) GetActionType(ctx context.Context, unit, actionType string) (actionInfo *entity.ActionRecordInfo, err error) {
 	now := time.Now()
 	cacheKey := fmt.Sprintf("ActionRecord:%s@%s@%s", unit, actionType, now.Format("2006-1-02"))
-	actioninfo = &entity.ActionRecordInfo{}
-	res, err := cr.data.Cache.GetString(ctx, cacheKey)
+	res, exist, err := cr.data.Cache.GetString(ctx, cacheKey)
 	if err != nil {
-		err = errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
+		return nil, err
 	}
-	err = json.Unmarshal([]byte(res), actioninfo)
-	if err != nil {
-		return actioninfo, nil
+	actionInfo = &entity.ActionRecordInfo{}
+	if exist {
+		_ = json.Unmarshal([]byte(res), actionInfo)
 	}
-	return actioninfo, nil
+	return actionInfo, nil
 }
 
 func (cr *captchaRepo) DelActionType(ctx context.Context, unit, actionType string) (err error) {
@@ -79,9 +78,12 @@ func (cr *captchaRepo) SetCaptcha(ctx context.Context, key, captcha string) (err
 
 // GetCaptcha get captcha from cache
 func (cr *captchaRepo) GetCaptcha(ctx context.Context, key string) (captcha string, err error) {
-	captcha, err = cr.data.Cache.GetString(ctx, key)
+	captcha, exist, err := cr.data.Cache.GetString(ctx, key)
 	if err != nil {
-		log.Debug(err)
+		return "", err
+	}
+	if !exist {
+		return "", fmt.Errorf("captcha not exist")
 	}
 	return captcha, nil
 }
diff --git a/internal/repo/config/config_repo.go b/internal/repo/config/config_repo.go
index 0d426d70..07f4ce7f 100644
--- a/internal/repo/config/config_repo.go
+++ b/internal/repo/config/config_repo.go
@@ -28,7 +28,7 @@ func NewConfigRepo(data *data.Data) config.ConfigRepo {
 
 func (cr configRepo) GetConfigByID(ctx context.Context, id int) (c *entity.Config, err error) {
 	cacheKey := fmt.Sprintf("%s%d", constant.ConfigID2KEYCacheKeyPrefix, id)
-	if cacheData, err := cr.data.Cache.GetString(ctx, cacheKey); err == nil && len(cacheData) > 0 {
+	if cacheData, exist, err := cr.data.Cache.GetString(ctx, cacheKey); err == nil && exist {
 		c = &entity.Config{}
 		c.BuildByJSON([]byte(cacheData))
 		if c.ID > 0 {
@@ -54,7 +54,7 @@ func (cr configRepo) GetConfigByID(ctx context.Context, id int) (c *entity.Confi
 
 func (cr configRepo) GetConfigByKey(ctx context.Context, key string) (c *entity.Config, err error) {
 	cacheKey := constant.ConfigKEY2ContentCacheKeyPrefix + key
-	if cacheData, err := cr.data.Cache.GetString(ctx, cacheKey); err == nil && len(cacheData) > 0 {
+	if cacheData, exist, err := cr.data.Cache.GetString(ctx, cacheKey); err == nil && exist {
 		c = &entity.Config{}
 		c.BuildByJSON([]byte(cacheData))
 		if c.ID > 0 {
diff --git a/internal/repo/export/email_repo.go b/internal/repo/export/email_repo.go
index 33fb31fc..7c2dd952 100644
--- a/internal/repo/export/email_repo.go
+++ b/internal/repo/export/email_repo.go
@@ -33,9 +33,12 @@ func (e *emailRepo) SetCode(ctx context.Context, code, content string, duration
 
 // VerifyCode verify the code if out of date
 func (e *emailRepo) VerifyCode(ctx context.Context, code string) (content string, err error) {
-	content, err = e.data.Cache.GetString(ctx, code)
+	content, exist, err := e.data.Cache.GetString(ctx, code)
 	if err != nil {
-		err = errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
+		return "", err
 	}
-	return
+	if !exist {
+		return "", nil
+	}
+	return content, nil
 }
diff --git a/internal/repo/question/question_repo.go b/internal/repo/question/question_repo.go
index 4f51e6f2..299b8451 100644
--- a/internal/repo/question/question_repo.go
+++ b/internal/repo/question/question_repo.go
@@ -259,8 +259,8 @@ func (qr *questionRepo) SitemapQuestions(ctx context.Context, page, pageSize int
 
 	// try to get sitemap data from cache
 	cacheKey := fmt.Sprintf(constant.SiteMapQuestionCacheKeyPrefix, page)
-	cacheData, err := qr.data.Cache.GetString(ctx, cacheKey)
-	if err == nil && len(cacheKey) > 0 {
+	cacheData, exist, err := qr.data.Cache.GetString(ctx, cacheKey)
+	if err == nil && exist {
 		_ = json.Unmarshal([]byte(cacheData), &questionIDList)
 		return questionIDList, nil
 	}
diff --git a/internal/repo/site_info/siteinfo_repo.go b/internal/repo/site_info/siteinfo_repo.go
index 03c89416..95306fa8 100644
--- a/internal/repo/site_info/siteinfo_repo.go
+++ b/internal/repo/site_info/siteinfo_repo.go
@@ -61,12 +61,14 @@ func (sr *siteInfoRepo) GetByType(ctx context.Context, siteType string) (siteInf
 }
 
 func (sr *siteInfoRepo) getCache(ctx context.Context, siteType string) (siteInfo *entity.SiteInfo) {
-	siteInfo = &entity.SiteInfo{}
-	siteInfoCache, err := sr.data.Cache.GetString(ctx, constant.SiteInfoCacheKey+siteType)
+	siteInfoCache, exist, err := sr.data.Cache.GetString(ctx, constant.SiteInfoCacheKey+siteType)
 	if err != nil {
 		return nil
 	}
-	_ = json.Unmarshal([]byte(siteInfoCache), siteInfo)
+	siteInfo = &entity.SiteInfo{}
+	if exist {
+		_ = json.Unmarshal([]byte(siteInfoCache), siteInfo)
+	}
 	return siteInfo
 }
 
diff --git a/internal/repo/user_external_login/user_external_login_repo.go b/internal/repo/user_external_login/user_external_login_repo.go
index 9c7c5e22..e6ab206a 100644
--- a/internal/repo/user_external_login/user_external_login_repo.go
+++ b/internal/repo/user_external_login/user_external_login_repo.go
@@ -85,10 +85,13 @@ func (ur *userExternalLoginRepo) SetCacheUserExternalLoginInfo(
 // GetCacheUserExternalLoginInfo cache user info for external login
 func (ur *userExternalLoginRepo) GetCacheUserExternalLoginInfo(
 	ctx context.Context, key string) (info *schema.ExternalLoginUserInfoCache, err error) {
-	res, err := ur.data.Cache.GetString(ctx, constant.ConnectorUserExternalInfoCacheKey+key)
+	res, exist, err := ur.data.Cache.GetString(ctx, constant.ConnectorUserExternalInfoCacheKey+key)
 	if err != nil {
 		return info, err
 	}
-	_ = json.Unmarshal([]byte(res), &info)
+	info = &schema.ExternalLoginUserInfoCache{}
+	if exist {
+		_ = json.Unmarshal([]byte(res), &info)
+	}
 	return info, nil
 }
diff --git a/internal/service/auth/auth.go b/internal/service/auth/auth.go
index 9053a507..33e987eb 100644
--- a/internal/service/auth/auth.go
+++ b/internal/service/auth/auth.go
@@ -41,6 +41,9 @@ func (as *AuthService) GetUserCacheInfo(ctx context.Context, accessToken string)
 	if err != nil {
 		return nil, err
 	}
+	if userCacheInfo == nil {
+		return nil, nil
+	}
 	cacheInfo, _ := as.authRepo.GetUserStatus(ctx, userCacheInfo.UserID)
 	if cacheInfo != nil {
 		userCacheInfo.UserStatus = cacheInfo.UserStatus
diff --git a/internal/service/dashboard/dashboard_service.go b/internal/service/dashboard/dashboard_service.go
index e6b26701..829c3038 100644
--- a/internal/service/dashboard/dashboard_service.go
+++ b/internal/service/dashboard/dashboard_service.go
@@ -95,12 +95,15 @@ func (ds *dashboardService) Statistical(ctx context.Context) (*schema.DashboardI
 	return dashboardInfo, nil
 }
 
-func (ds *dashboardService) getFromCache(ctx context.Context) (*schema.DashboardInfo, error) {
-	infoStr, err := ds.data.Cache.GetString(ctx, schema.DashboardCacheKey)
+func (ds *dashboardService) getFromCache(ctx context.Context) (dashboardInfo *schema.DashboardInfo, err error) {
+	infoStr, exist, err := ds.data.Cache.GetString(ctx, schema.DashboardCacheKey)
 	if err != nil {
 		return nil, err
 	}
-	dashboardInfo := &schema.DashboardInfo{}
+	dashboardInfo = &schema.DashboardInfo{}
+	if !exist {
+		return dashboardInfo, nil
+	}
 	if err = json.Unmarshal([]byte(infoStr), dashboardInfo); err != nil {
 		return nil, err
 	}
diff --git a/internal/service/export/email_service.go b/internal/service/export/email_service.go
index 134a4fb2..0f0985f5 100644
--- a/internal/service/export/email_service.go
+++ b/internal/service/export/email_service.go
@@ -145,7 +145,7 @@ func (es *EmailService) Send(ctx context.Context, toEmailAddr, subject, body str
 func (es *EmailService) VerifyUrlExpired(ctx context.Context, code string) (content string) {
 	content, err := es.emailRepo.VerifyCode(ctx, code)
 	if err != nil {
-		log.Warn(err)
+		log.Error(err)
 	}
 	return content
 }
diff --git a/internal/service/notification/notification_service.go b/internal/service/notification/notification_service.go
index 25d8444e..98475e19 100644
--- a/internal/service/notification/notification_service.go
+++ b/internal/service/notification/notification_service.go
@@ -46,13 +46,13 @@ func (ns *NotificationService) GetRedDot(ctx context.Context, req *schema.GetRed
 	redBot := &schema.RedDot{}
 	inboxKey := fmt.Sprintf("answer_RedDot_%d_%s", schema.NotificationTypeInbox, req.UserID)
 	achievementKey := fmt.Sprintf("answer_RedDot_%d_%s", schema.NotificationTypeAchievement, req.UserID)
-	inboxValue, err := ns.data.Cache.GetInt64(ctx, inboxKey)
+	inboxValue, _, err := ns.data.Cache.GetInt64(ctx, inboxKey)
 	if err != nil {
 		redBot.Inbox = 0
 	} else {
 		redBot.Inbox = inboxValue
 	}
-	achievementValue, err := ns.data.Cache.GetInt64(ctx, achievementKey)
+	achievementValue, _, err := ns.data.Cache.GetInt64(ctx, achievementKey)
 	if err != nil {
 		redBot.Achievement = 0
 	} else {
diff --git a/plugin/cache.go b/plugin/cache.go
index 993f3fe0..da6ee69d 100644
--- a/plugin/cache.go
+++ b/plugin/cache.go
@@ -8,12 +8,14 @@ import (
 type Cache interface {
 	Base
 
-	GetString(ctx context.Context, key string) (string, error)
-	SetString(ctx context.Context, key, value string, ttl time.Duration) error
-	GetInt64(ctx context.Context, key string) (int64, error)
-	SetInt64(ctx context.Context, key string, value int64, ttl time.Duration) error
-	Del(ctx context.Context, key string) error
-	Flush(ctx context.Context) error
+	GetString(ctx context.Context, key string) (data string, exist bool, err error)
+	SetString(ctx context.Context, key, value string, ttl time.Duration) (err error)
+	GetInt64(ctx context.Context, key string) (data int64, exist bool, err error)
+	SetInt64(ctx context.Context, key string, value int64, ttl time.Duration) (err error)
+	Increase(ctx context.Context, key string, value int64) (data int64, err error)
+	Decrease(ctx context.Context, key string, value int64) (data int64, err error)
+	Del(ctx context.Context, key string) (err error)
+	Flush(ctx context.Context) (err error)
 }
 
 var (