diff --git a/src/cts/zcl_abapgit_cts_api.clas.abap b/src/cts/zcl_abapgit_cts_api.clas.abap
index d9effb50b..965889e81 100644
--- a/src/cts/zcl_abapgit_cts_api.clas.abap
+++ b/src/cts/zcl_abapgit_cts_api.clas.abap
@@ -80,7 +80,7 @@ ENDCLASS.
 
 
 
-CLASS zcl_abapgit_cts_api IMPLEMENTATION.
+CLASS ZCL_ABAPGIT_CTS_API IMPLEMENTATION.
 
 
   METHOD get_current_transport_for_obj.
@@ -335,4 +335,12 @@ CLASS zcl_abapgit_cts_api IMPLEMENTATION.
       AND langu = sy-langu ##SUBRC_OK.
 
   ENDMETHOD.
+
+
+  METHOD zif_abapgit_cts_api~read_user.
+
+    SELECT SINGLE as4user FROM e070 INTO rv_uname
+      WHERE trkorr = iv_trkorr ##SUBRC_OK.
+
+  ENDMETHOD.
 ENDCLASS.
diff --git a/src/cts/zif_abapgit_cts_api.intf.abap b/src/cts/zif_abapgit_cts_api.intf.abap
index ab68f05b2..e3fc5109f 100644
--- a/src/cts/zif_abapgit_cts_api.intf.abap
+++ b/src/cts/zif_abapgit_cts_api.intf.abap
@@ -54,4 +54,10 @@ INTERFACE zif_abapgit_cts_api
     RETURNING
       VALUE(rv_description) TYPE string.
 
+  METHODS read_user
+    IMPORTING
+      iv_trkorr       TYPE trkorr
+    RETURNING
+      VALUE(rv_uname) TYPE uname.
+
 ENDINTERFACE.
diff --git a/src/ui/pages/zcl_abapgit_gui_page_stage.clas.abap b/src/ui/pages/zcl_abapgit_gui_page_stage.clas.abap
index e6d73b17c..30fc154a6 100644
--- a/src/ui/pages/zcl_abapgit_gui_page_stage.clas.abap
+++ b/src/ui/pages/zcl_abapgit_gui_page_stage.clas.abap
@@ -243,7 +243,7 @@ CLASS ZCL_ABAPGIT_GUI_PAGE_STAGE IMPLEMENTATION.
           lt_changed_by_remote LIKE rt_changed_by,
           ls_item              TYPE zif_abapgit_definitions=>ty_item,
           lv_transport         LIKE LINE OF it_transports,
-          lv_user              TYPE e070-as4user.
+          lv_user              TYPE uname.
 
     FIELD-SYMBOLS: <ls_changed_by> LIKE LINE OF rt_changed_by.
 
@@ -279,9 +279,8 @@ CLASS ZCL_ABAPGIT_GUI_PAGE_STAGE IMPLEMENTATION.
         obj_name = <ls_changed_by>-item-obj_name
         INTO lv_transport.
       IF sy-subrc = 0.
-        SELECT SINGLE as4user FROM e070 INTO lv_user
-          WHERE trkorr = lv_transport-trkorr.
-        IF sy-subrc = 0.
+        lv_user = zcl_abapgit_factory=>get_cts_api( )->read_user( lv_transport-trkorr ).
+        IF lv_user IS NOT INITIAL.
           <ls_changed_by>-name = lv_user.
         ENDIF.
       ENDIF.