diff --git a/src/00/z2ui5_cl_demo_app_135.clas.locals_imp.abap b/src/00/z2ui5_cl_demo_app_135.clas.locals_imp.abap
deleted file mode 100644
index 66a75f6d..00000000
--- a/src/00/z2ui5_cl_demo_app_135.clas.locals_imp.abap
+++ /dev/null
@@ -1,87 +0,0 @@
-CLASS lcl_locking DEFINITION CREATE PRIVATE FINAL.
-  PUBLIC SECTION.
-
-    TYPES:
-      BEGIN OF ty_seqg3,
-        gname    TYPE c LENGTH 30,   " Elementary Lock of Lock Entry (Table Name)
-        garg     TYPE c LENGTH 150,  " Argument String (=Key Fields) of Lock Entry
-        gmode    TYPE c LENGTH 1,    " Lock Mode (Shared/Exclusive) of a Lock Entry
-        gusr     TYPE c LENGTH 58,   " Lock Owner, ID of Logical Unit of Work (LUW)
-        gusrvb   TYPE c LENGTH 58,   " Lock Owner, ID of Logical Unit of Work (LUW) / Update Task
-        guse     TYPE int4,          " Cumulative Counter for Lock Entry / Dialog
-        gusevb   TYPE int4,          " Cumulative Counter for Lock Entry / Update Task
-        gobj     TYPE c LENGTH 16,   " Name of Lock Object in the Lock Entry
-        gclient  TYPE c LENGTH 3,    " Client in the lock entry
-        guname   TYPE c LENGTH 12,   " User name in lock entry
-        gtarg    TYPE c LENGTH 50,   " Argument String of Lock Entry (Table Key Fields)
-        gtcode   TYPE c LENGTH 20,   " Transaction Code in the Lock Entry
-        gbcktype TYPE c LENGTH 1,    " Backup flag for lock entry
-        gthost   TYPE c LENGTH 32,   " Host Name in the Lock Owner ID
-        gtwp     TYPE n LENGTH 2,         " Work Process Number in Lock Owner ID
-        gtsysnr  TYPE n LENGTH 2,         " SAP System Number in Lock Owner ID
-        gtdate   TYPE d,          " Date within lock owner ID
-        gttime   TYPE t,          " Time in Lock Owner ID
-        gtusec   TYPE n LENGTH 6,         " Time/Microseconds Share in Lock Owner ID
-        gtmark   TYPE c LENGTH 1,    " Selection Indicator of Lock Entry
-        gusetxt  TYPE n LENGTH 10,        " Cumulative Counter for Lock Entry
-        gusevbt  TYPE n LENGTH 10,        " Cumulative Counter for Lock Entry / Update Task
-      END OF ty_seqg3.
-
-    CLASS-METHODS acquire_lock.
-
-    CLASS-METHODS get_lock_counter
-      RETURNING
-        VALUE(result) TYPE i.
-
-  PROTECTED SECTION.
-  PRIVATE SECTION.
-ENDCLASS.
-
-CLASS lcl_locking IMPLEMENTATION.
-
-  METHOD acquire_lock.
-
-    DATA(lv_fm) = 'ENQUEUE_E_TABLE'.
-    CALL FUNCTION lv_fm
-      EXPORTING
-        tabname        = 'ZTEST'
-        varkey         = 'Z100'
-      EXCEPTIONS
-        foreign_lock   = 1
-        system_failure = 2
-        OTHERS         = 3.
-    IF sy-subrc <> 0.
-      MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 INTO DATA(error_text).
-      RAISE EXCEPTION TYPE z2ui5_cx_util_error EXPORTING val = error_text.
-    ENDIF.
-
-  ENDMETHOD.
-
-
-  METHOD get_lock_counter.
-    DATA enqueue_table TYPE STANDARD TABLE OF ty_seqg3.
-
-    DATA argument TYPE c LENGTH 150.
-    argument = |ZTEST                         Z100*|.
-
-    DATA(lv_fm) = 'ENQUEUE_READ'.
-    CALL FUNCTION lv_fm
-      EXPORTING
-        garg                  = argument
-        guname                = sy-uname
-      TABLES
-        enq                   = enqueue_table
-      EXCEPTIONS
-        communication_failure = 1
-        system_failure        = 2
-        OTHERS                = 3.
-    IF sy-subrc <> 0.
-      MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4 INTO DATA(error_text).
-      RAISE EXCEPTION TYPE z2ui5_cx_util_error EXPORTING val = error_text.
-    ENDIF.
-
-    result = VALUE #( enqueue_table[ 1 ]-gusevb OPTIONAL ).
-
-  ENDMETHOD.
-
-ENDCLASS.
diff --git a/src/00/z2ui5_cl_demo_app_137.clas.locals_imp.abap b/src/00/z2ui5_cl_demo_app_137.clas.locals_imp.abap
deleted file mode 100644
index ba8345e0..00000000
--- a/src/00/z2ui5_cl_demo_app_137.clas.locals_imp.abap
+++ /dev/null
@@ -1,16 +0,0 @@
-CLASS lcl_static_container DEFINITION CREATE PRIVATE FINAL.
-  PUBLIC SECTION.
-    CLASS-DATA counter TYPE i READ-ONLY.
-    CLASS-METHODS increment
-      RETURNING
-        VALUE(result) TYPE i.
-  PROTECTED SECTION.
-  PRIVATE SECTION.
-ENDCLASS.
-
-CLASS lcl_static_container IMPLEMENTATION.
-  METHOD increment.
-    counter = counter + 1.
-    result = counter.
-  ENDMETHOD.
-ENDCLASS.