Method: GET_CUSTO_LTVD
Method: AUTH_CHECK_VENDOR_START
Method: BUILD_R_T_EDI
Method: GET_INITIAL_DATA
Method: GET_LLES
Method: BUILD_TABLE_PREVDITM
Method: UNBUILD_TABLE_PREVDITM
Method: ACCEPT_CHANGE
Method: SAVE_DATA
Method: GET_PRENE
Method: SAVE_DATA_MATERIAL
Method: SEARCH_LLE