diff --git a/src/zangry_birds.prog.abap b/src/zangry_birds.prog.abap
index 788d37c..de22d8b 100644
--- a/src/zangry_birds.prog.abap
+++ b/src/zangry_birds.prog.abap
@@ -35,8 +35,7 @@ DATA: lv_style_color0_guid    TYPE zexcel_cell_style,
       lv_style_color6_guid    TYPE zexcel_cell_style,
       lv_style_color7_guid    TYPE zexcel_cell_style,
       lv_style_credit_guid    TYPE zexcel_cell_style,
-      lv_style_link_guid      TYPE zexcel_cell_style,
-      lv_style                TYPE zexcel_cell_style.
+      lv_style_link_guid      TYPE zexcel_cell_style.
 
 DATA: lv_col_str        TYPE zexcel_cell_column_alpha,
       lv_row            TYPE i,
diff --git a/src/zcl_excel_worksheet.clas.abap b/src/zcl_excel_worksheet.clas.abap
index 0eba77e..542ad56 100644
--- a/src/zcl_excel_worksheet.clas.abap
+++ b/src/zcl_excel_worksheet.clas.abap
@@ -3838,9 +3838,7 @@ CLASS ZCL_EXCEL_WORKSHEET IMPLEMENTATION.
 
   method GET_COLUMN.
 
-    data: LO_COLUMN_ITERATOR type ref to CL_OBJECT_COLLECTION_ITERATOR,
-          LO_COLUMN          type ref to ZCL_EXCEL_COLUMN,
-          LV_COLUMN          type ZEXCEL_CELL_COLUMN.
+    data: LV_COLUMN type ZEXCEL_CELL_COLUMN.
 
     LV_COLUMN = ZCL_EXCEL_COMMON=>CONVERT_COLUMN2INT( IP_COLUMN ).
 
diff --git a/src/zdemo_calendar.prog.abap b/src/zdemo_calendar.prog.abap
index 29e3ac5..7ae1a33 100644
--- a/src/zdemo_calendar.prog.abap
+++ b/src/zdemo_calendar.prog.abap
@@ -46,7 +46,6 @@ INITIALIZATION.
 START-OF-SELECTION.
 
   DATA: lo_excel                TYPE REF TO zcl_excel,
-        lo_excel_writer         TYPE REF TO zif_excel_writer,
         lo_worksheet            TYPE REF TO zcl_excel_worksheet,
         lo_column               TYPE REF TO zcl_excel_column,
         lo_row                  TYPE REF TO zcl_excel_row,
@@ -61,10 +60,6 @@ START-OF-SELECTION.
   DATA: lo_style_center         TYPE REF TO zcl_excel_style,
         lv_style_center_guid    TYPE zexcel_cell_style.
 
-  DATA: lv_file                 TYPE xstring,
-        lv_bytecount            TYPE i,
-        lt_file_tab             TYPE solix_tab.
-
   DATA: lv_full_path      TYPE string,
         image_descr_path  TYPE string,
         lv_file_separator TYPE c.
diff --git a/src/zdemo_excel11.prog.abap b/src/zdemo_excel11.prog.abap
index c05ae30..220dcb8 100644
--- a/src/zdemo_excel11.prog.abap
+++ b/src/zdemo_excel11.prog.abap
@@ -199,10 +199,6 @@ START-OF-SELECTION.
 
   DATA: row TYPE zexcel_cell_row.
 
-  DATA: lv_file                 TYPE xstring,
-        lv_bytecount            TYPE i,
-        lt_file_tab             TYPE solix_tab.
-
   DATA: lt_field_catalog        TYPE zexcel_t_fieldcatalog,
         ls_table_settings       TYPE zexcel_s_table_settings.