Dump when calling AMDP

Hello Experts,

I am receiving below dump when calling my AMDP method. I am not able to figure out the reason.

Request your help. Google has resulted only 7 results for this dump. None seem relevant.

Dump details:

Category ABAP programming error Runtime Errors AMDP_EXECUTION_FAILED Except. CX_AMDP_EXECUTION_FAILED ABAP Program ZCL_AMDP_EXAMPLE==============CP

Application Component Not assigned

Dump location: The dump occurs at declaration of AMDP method i.e. at below statement

METHOD GET_MAT_DET_AMDP

BY DATABASE PROCEDURE FOR HDB

LANGUAGE SQLSCRIPT

options READ-ONLY

using mara makt marc.

Report call: The report calls method GET_MAT_DET2 which calls method GET_MAT_DET_AMDP

AMDP Class details

CLASS zcl_amdp_example DEFINITION

PUBLIC

FINAL

CREATE PUBLIC .

PUBLIC SECTION.

INTERFACES if_amdp_marker_hdb.

TYPES: BEGIN OF ty_mara,

matnr TYPE mara-matnr,

ersda TYPE mara-ersda,

ernam TYPE mara-ernam,

maktx TYPE makt-maktx,

END OF ty_mara,

tt_mara TYPE TABLE OF ty_mara.

TYPES: BEGIN OF ty_marc,

matnr type mara-matnr,

werks type marc-werks,

END OF ty_marc,

tt_marc type TABLE OF ty_marc.

methods GET_MAT_DET2

importing

IM_MATNR type MARA-MATNR

exporting

EX_MATDET type TT_MARA

EX_MARC type TT_marc.

PROTECTED SECTION.

private section.

methods GET_MAT_DET_AMDP

importing

VALUE(IM_MATNR) type MARA-MATNR

exporting

VALUE(IM_client) type mandt

VALUE(EX_MATDET) type TT_MARA

VALUE(EX_MARC) type TT_marc.

ENDCLASS.

CLASS ZCL_AMDP_EXAMPLE IMPLEMENTATION.

METHOD GET_MAT_DET_AMDP

BY DATABASE PROCEDURE FOR HDB

LANGUAGE SQLSCRIPT

options READ-ONLY

using mara makt marc.

ex_matdet = SELECT mara.matnr,

mara.ersda,

mara.ernam,

makt.maktx

FROM mara as mara JOIN makt as makt

on mara.mandt = makt.mandt

AND mara.matnr = makt.matnr

WHERE mara.mandt = :im_client

AND mara.matnr = :im_matnr

AND makt.spras = 'E';

ex_marc = SELECT marc.matnr, marc.werks

from marc as marc JOIN :ex_matdet as ex_matdet

ON marc.matnr = ex_matdet.matnr

where marc.mandt = :im_client

and marc.matnr = :im_matnr;

ENDMETHOD.

METHOD GET_MAT_DET2.

CALL METHOD get_mat_det_amdp

EXPORTING

im_matnr = im_matnr

IMPORTING

im_client = sy-mandt

ex_matdet = ex_matdet

ex_marc = ex_marc.

ENDMETHOD.

ENDCLASS.

Report details

REPORT zgen_amdp_example.

PARAMETERS: p_matnr type mara-matnr.

DATA: it_matdet TYPE zcl_amdp_example=>tt_mara,
it_marc TYPE zcl_amdp_example=>tt_marc.

* instantiation
DATA(lo_amdp_example) = new zcl_amdp_example( ).

* execution

lo_amdp_example->get_mat_det2(
EXPORTING
im_matnr = p_matnr
IMPORTING
ex_matdet = it_matdet
ex_marc = it_marc
).