[英]CX_SY_CONVERSION_NO_NUMBER during a calculation
我正在尝试遵循 SAP Press 书籍 ABAP Basics 中的代码。 我使用的是书中完全相同的代码,但无法理解为什么它会失败。 当我执行程序时,我遇到了运行时错误。 我试图调试代码,发现我的代码在 l_total_amount 计算的 ELSE 部分失败。 请让我知道我做错了什么?
发生了异常,下面将对其进行更详细的解释。 未捕获分配给“CX_SY_CONVERSION_NO_NUMBER”类的异常。
代码在这一行失败: l_total_amount = <l_credit_amount> + l_vat_amount.
REPORT ZGULLA_SALES_ORDER_DYNAMIC.
PARAMETERS:
*Article Data
p_ano(10) TYPE n OBLIGATORY,
p_aname(40) TYPE c OBLIGATORY,
p_aprice TYPE p DECIMALS 2 OBLIGATORY,
p_curr TYPE currencysap OBLIGATORY DEFAULT 'EUR',
p_aquant TYPE i OBLIGATORY DEFAULT 1,
*Tax
p_tax TYPE p DECIMALS 2 DEFAULT '16' OBLIGATORY,
*Terms of payment
p_cash TYPE c RADIOBUTTON GROUP 0001 DEFAULT 'X',
p_credit TYPE c RADIOBUTTON GROUP 0001,
p_months TYPE i OBLIGATORY DEFAULT '24'.
CONSTANTS:
*Interest per year in percent
con_annual_interest TYPE p DECIMALS 2 VALUE '6.75'.
DATA:
*Temporary data
l_net_amount TYPE p DECIMALS 2,
l_tax_factor TYPE f,
*l_credit_amount TYPE p DECIMALS 2,
*l_monthly_interest_factor TYPE f,
*Result data
* l_monthly_vat_amount TYPE p DECIMALS 2,
* l_monthly_amount TYPE p DECIMALS 2,
l_vat_amount TYPE p DECIMALS 2,
l_total_amount LIKE l_net_amount,
* * Dynamic variables
l_rda_credit_amount TYPE REF TO currency,
l_rda_monthly_interest_factor TYPE REF TO f,
l_rda_monthly_vat_amount TYPE REF TO currency,
l_rda_monthly_amount TYPE REF TO currency.
FIELD-SYMBOLS:
* Access to reference variables
<l_credit_amount> TYPE any,
<l_monthly_interest_factor> TYPE f,
<l_monthly_vat_amount> TYPE any,
<l_monthly_amount> TYPE currency.
* Temporary calculations
l_net_amount = p_aprice * p_aquant.
l_tax_factor = p_tax / 100.
* Write Article information to screen
WRITE: /, / 'Article information',
/ 'Article number: ', 30 p_ano,
/ 'Article name: ', 30 p_aname,
/ 'Article net price: ', 30 p_aprice, p_curr,
/ 'Quantity: ', 30 p_aquant.
* Write conditions to screen
WRITE: /, / 'Conditions',
/ 'Tax rate: ', 30 p_tax,
/ 'Quantity: ', 30 p_aquant.
WRITE: /, / 'Result'.
IF p_cash = 'X'.
* Calculate cash results
l_vat_amount = l_net_amount * l_tax_factor.
l_total_amount = l_net_amount + l_vat_amount.
* Write results to screen
WRITE: / 'Total VAT amount: ', 30 l_vat_amount, p_curr,
/ 'Total amount: ', 30 l_total_amount, p_curr.
ELSE.
* Calculate interest Results
CREATE DATA l_rda_monthly_interest_factor.
ASSIGN l_rda_monthly_interest_factor->* to <l_monthly_interest_factor>.
CREATE DATA l_rda_credit_amount.
ASSIGN l_rda_credit_amount->* to <l_credit_amount>.
CREATE DATA l_rda_monthly_vat_amount.
ASSIGN l_rda_monthly_vat_amount->* to <l_monthly_vat_amount>.
CREATE DATA l_rda_monthly_amount.
ASSIGN l_rda_monthly_amount->* to <l_monthly_amount>.
<l_monthly_interest_factor> = con_annual_interest / 100 / 12.
<l_credit_amount> = l_net_amount + l_net_amount * <l_monthly_interest_factor>
* p_months.
l_vat_amount = <l_credit_amount> * l_tax_factor.
l_total_amount = <l_credit_amount> + l_vat_amount. "<=============== FAILS
<l_monthly_vat_amount> = l_vat_amount / p_months.
<l_monthly_amount> = l_total_amount / p_months.
* Write results to screen
WRITE: / 'Month: ', 30 p_months,
/ 'Monthly VAT amount: ', 30 <l_monthly_vat_amount>, p_curr,
/ 'Monthly amount: ', 30 <l_monthly_amount>, p_curr,
/ '(VAT amount: ', 30 l_vat_amount, p_curr, ')',
/ '(Total amount: ', 30 l_total_amount, p_curr, ')'.
ENDIF.
您正在使用文本字段CURRENCY
作为金额。 因此,您会得到一个短暂的转储。 只需将类型更改为值类型,一切都应该没问题。 我已将其更改为DEC23_2
,一切运行顺利。
CURRENCY
类型用于保存有关货币的信息,如 EUR、USD、GBP 等,是一种文本类型。
我猜问题是因为第 114 行的浮点范围。只需转换为压缩十进制。通过添加以下代码
DATA : lv_monthly_interest TYPE p DECIMALS 2.
MOVE <l_monthly_interest_factor> TO lv_monthly_interest.
<l_credit_amount> = l_net_amount + l_net_amount * lv_monthly_interest * p_months.
希望这可以帮助!!!
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