diff --git a/internal/photos/api/errors.go b/internal/photos/api/errors.go
new file mode 100644
index 0000000..4732c8a
--- /dev/null
+++ b/internal/photos/api/errors.go
@@ -0,0 +1,31 @@
+package api
+
+import (
+	"errors"
+
+	"github.com/gin-gonic/gin"
+)
+
+var (
+	// Session
+	ErrSessionNotFound = errors.New("session not found")
+	ErrSessionInvalid  = errors.New("session invalid")
+	ErrTokenMissing    = errors.New("token missing")
+
+	// Request
+	ErrReqMissingBody = errors.New("missing body")
+	ErrReqNotFound    = errors.New("this route doesn't exists")
+
+	// Account
+	ErrAccountExists = errors.New("account exists")
+	ErrAccountAuth   = errors.New("login or password incorrect")
+
+	// Panic
+	ErrUnexpected = errors.New("an unexpected error occur")
+)
+
+func (s *Service) Error(c *gin.Context, code int, err error) {
+	c.AbortWithStatusJSON(code, gin.H{
+		"error": err.Error(),
+	})
+}