diff --git a/Dockerfile b/Dockerfile
index 9bf7358..1827302 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -o my_app ./cmd/scheduler/mai
 FROM alpine:3.18
 
 ENV TODO_PORT=7540
-ENV TODO_DBFILE=/storage/scheduler.db
+ENV TODO_DBFILE=/app/storage/scheduler.db
 
 WORKDIR /app
 
diff --git a/cmd/scheduler/main.go b/cmd/scheduler/main.go
index 44d3cc1..5199a94 100644
--- a/cmd/scheduler/main.go
+++ b/cmd/scheduler/main.go
@@ -9,8 +9,7 @@ import (
 )
 
 func main() {
-	cfg := config.MustLoad()
-	_ = cfg
+	config.MustLoad()
 
 	port := ":" + config.Port
 
diff --git a/internal/config/config.go b/internal/config/config.go
index db34c75..2c0bdcc 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -23,10 +23,7 @@ var (
 	SecretKeyBytes []byte
 )
 
-type Config struct {
-}
-
-func MustLoad() *Config {
+func MustLoad() {
 
 	dir, err := os.Getwd() // current directory
 	if err != nil {
@@ -63,9 +60,6 @@ func MustLoad() *Config {
 	}
 	SecretKeyBytes = []byte(secretKey)
 
-	var cfg Config
-
-	return &cfg
 }
 
 func absPath(dir, path string) string {
diff --git a/internal/http-server/handlers/nextdate.go b/internal/http-server/handlers/nextdate.go
index f8c4afa..fa80c86 100644
--- a/internal/http-server/handlers/nextdate.go
+++ b/internal/http-server/handlers/nextdate.go
@@ -17,6 +17,7 @@ func GetNextDate(w http.ResponseWriter, r *http.Request) {
 	if err != nil {
 		writeErrorResponse(w, err, http.StatusBadRequest)
 		log.Printf("time cannot pasre: %s", err)
+		return
 	}
 
 	newDate, err := scheduler.NextDate(nowDate, date, repeat)
diff --git a/internal/http-server/handlers/routes.go b/internal/http-server/handlers/routes.go
index 9faff84..d7be5ac 100644
--- a/internal/http-server/handlers/routes.go
+++ b/internal/http-server/handlers/routes.go
@@ -6,7 +6,7 @@ import (
 	"github.com/go-chi/chi/v5"
 )
 
-func RegisterRoutes(router *chi.Mux, scheduler *scheduler.Scheduler) {
+func RegisterRoutes(router *chi.Mux, scheduler *scheduler.Planner) {
 	router.Get("/api/nextdate", GetNextDate)
 	router.Post("/api/signin", LoginHandler)
 
diff --git a/internal/http-server/handlers/tasks.go b/internal/http-server/handlers/tasks.go
index 253c764..5d5197d 100644
--- a/internal/http-server/handlers/tasks.go
+++ b/internal/http-server/handlers/tasks.go
@@ -40,7 +40,12 @@ func SaveTask(taskSaver TaskSaver) http.HandlerFunc {
 
 		id, err := taskSaver.SaveTask(&task)
 		if err != nil {
-			writeErrorResponse(w, err, http.StatusBadRequest)
+			switch {
+			case errors.Is(err, sql.ErrConnDone):
+				writeErrorResponse(w, err, http.StatusInternalServerError)
+			default:
+				writeErrorResponse(w, err, http.StatusBadRequest)
+			}
 			return
 		}
 
@@ -55,7 +60,12 @@ func GetTasks(taskGetter TaskGetter) http.HandlerFunc {
 
 		tasks, err := taskGetter.GetTasks(search)
 		if err != nil {
-			writeErrorResponse(w, err, http.StatusBadRequest)
+			switch {
+			case errors.Is(err, sql.ErrConnDone):
+				writeErrorResponse(w, err, http.StatusInternalServerError)
+			default:
+				writeErrorResponse(w, err, http.StatusBadRequest)
+			}
 			return
 		}
 
diff --git a/internal/scheduler/task.go b/internal/scheduler/task.go
index c4b55d8..f3b89e3 100644
--- a/internal/scheduler/task.go
+++ b/internal/scheduler/task.go
@@ -9,12 +9,12 @@ import (
 	"github.com/denisushakov/todo-rest/pkg/models"
 )
 
-type Scheduler struct {
+type Planner struct {
 	Storage *sqlite.Storage
 }
 
-func NewScheduler(dataBase *sqlite.Storage) *Scheduler {
-	return &Scheduler{
+func NewScheduler(dataBase *sqlite.Storage) *Planner {
+	return &Planner{
 		Storage: dataBase,
 	}
 }
@@ -28,7 +28,7 @@ type TaskScheduler interface {
 	DeleteTask(string) error
 }
 
-func (s *Scheduler) SaveTask(task *models.Task) (int64, error) {
+func (s *Planner) SaveTask(task *models.Task) (int64, error) {
 	if err := check(task); err != nil {
 		return 0, err
 	}
@@ -40,7 +40,7 @@ func (s *Scheduler) SaveTask(task *models.Task) (int64, error) {
 	return id, nil
 }
 
-func (s *Scheduler) GetTasks(search string) ([]*models.Task, error) {
+func (s *Planner) GetTasks(search string) ([]*models.Task, error) {
 
 	var sr_st sqlite.Search
 	if search != "" {
@@ -61,7 +61,7 @@ func (s *Scheduler) GetTasks(search string) ([]*models.Task, error) {
 	return tasks, nil
 }
 
-func (s *Scheduler) GetTaskByID(id string) (*models.Task, error) {
+func (s *Planner) GetTaskByID(id string) (*models.Task, error) {
 	task, err := s.Storage.GetTaskByID(id)
 	if err != nil {
 		return nil, err
@@ -69,7 +69,7 @@ func (s *Scheduler) GetTaskByID(id string) (*models.Task, error) {
 	return task, nil
 }
 
-func (s *Scheduler) UpdateTask(task *models.Task) error {
+func (s *Planner) UpdateTask(task *models.Task) error {
 	if task.ID == "" {
 		return fmt.Errorf("id is empty")
 	}
@@ -120,7 +120,7 @@ func check(task *models.Task) error {
 	return nil
 }
 
-func (s *Scheduler) MarkTaskCompleted(id string) error {
+func (s *Planner) MarkTaskCompleted(id string) error {
 	var now = time.Now().Truncate(24 * time.Hour)
 	task, err := s.GetTaskByID(id)
 	if err != nil {
@@ -146,7 +146,7 @@ func (s *Scheduler) MarkTaskCompleted(id string) error {
 	return nil
 }
 
-func (s *Scheduler) DeleteTask(id string) error {
+func (s *Planner) DeleteTask(id string) error {
 	if err := s.Storage.DeleteTask(id); err != nil {
 		return err
 	}
diff --git a/pkg/router/router.go b/pkg/router/router.go
index 8d4d361..7b1ef86 100644
--- a/pkg/router/router.go
+++ b/pkg/router/router.go
@@ -3,7 +3,6 @@ package router
 import (
 	"log"
 	"net/http"
-	"os"
 
 	"github.com/denisushakov/todo-rest/internal/scheduler"
 	"github.com/denisushakov/todo-rest/internal/storage/sqlite"
@@ -21,9 +20,8 @@ func SetupRouter() *chi.Mux {
 	storage, err := sqlite.New(config.DBFilePath)
 	if err != nil {
 		log.Fatalf("Failed to connect to the database: %v", err)
-		os.Exit(1)
 	}
-	scheduler := scheduler.NewScheduler(storage)
+	planner := scheduler.NewScheduler(storage)
 
 	router := chi.NewRouter()
 
@@ -31,7 +29,7 @@ func SetupRouter() *chi.Mux {
 
 	router.Handle("/*", http.FileServer(http.Dir(webDir)))
 
-	handlers.RegisterRoutes(router, scheduler)
+	handlers.RegisterRoutes(router, planner)
 
 	return router
 }
diff --git a/tests/server_test.go b/tests/server_test.go
index 7bacc7c..74a82bf 100644
--- a/tests/server_test.go
+++ b/tests/server_test.go
@@ -10,9 +10,7 @@ import (
 )
 
 func createTestServer() *httptest.Server {
-
-	cfg := config.MustLoad()
-	_ = cfg
+	config.MustLoad()
 
 	router := router.SetupRouter()