Error message when you run the Unapply Entries function on a purchase invoice and a payment in the Italian version of Microsoft Dynamics NAV 2009 Service Pack 1: "VAT Book Entry Entry No. '[Number]' already exists"

Applies to: Microsoft Dynamics NAV 2009 Service Pack 1

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This article applies to Microsoft Dynamics NAV 2009 for the Italian (it) language locale.

Symptoms


When you run the Unapply Entries function on a purchase invoice and a payment in the Italian version of Microsoft Dynamics NAV 2009 Service Pack 1, you receive the following error message:
VAT Book Entry Entry No. 'Number' already exists.
This problem occurs if the unrealized value-added tax (VAT) is used.

Resolution


Hotfix information

A supported hotfix is now available from Microsoft. However, it is only intended to correct the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Dynamics NAV 2009 service pack or the next Microsoft Dynamics NAV version that contains this hotfix.

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Technical Support Professional for Microsoft Dynamics and related products determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.




Installation information

Microsoft provides programming examples for illustration only, without warranty either expressed or implied. This includes, but is not limited to, the implied warranties of merchantability or fitness for a particular purpose. This article assumes that you are familiar with the programming language that is being demonstrated and with the tools that are used to create and to debug procedures. Microsoft support engineers can help explain the functionality of a particular procedure, but they will not modify these examples to provide added functionality or construct procedures to meet your specific requirements.

Note Before you install this hotfix, verify that all Microsoft Navision client users are logged off the system. This includes Microsoft Navision Application Services (NAS) client users. You should be the only client user who is logged on when you implement this hotfix.

To implement this hotfix, you must have a developer license.

We recommend that the user account in the Windows Logins window or in the Database Logins window be assigned the "SUPER" role ID. If the user account cannot be assigned the "SUPER" role ID, you must verify that the user account has the following permissions:
  • The Modify permission for the object that you will be changing.
  • The Execute permission for the System Object ID 5210 object and for the System Object ID 9015 object.


Note You do not have to have rights to the data stores unless you have to perform data repair.

Code changes

Note Always test code fixes in a controlled environment before you apply the fixes to your production computers.
To resolve this problem, follow these steps:
  1. Change the code in the UnapplyCustLedgEntry trigger in the Gen. Jnl.-Post Line codeunit (12) as follows:
    Existing code
    ...
    VATEntry2."Entry No." := NextVATEntryNo;
    NextVATEntryNo := NextVATEntryNo + 1;
    VATEntry2.INSERT;
    TempVatEntry.DELETE;
    END;
    IF (VATPostingSetup."Adjust for Payment Discount") AND
    ...
    Replacement code
    ...
    VATEntry2."Entry No." := NextVATEntryNo;
    NextVATEntryNo := NextVATEntryNo + 1;
    VATEntry2.INSERT;

    // Add the following line.
    InsertVATBookEntry(VATEntry2);

    TempVatEntry.DELETE;
    END;
    IF (VATPostingSetup."Adjust for Payment Discount") AND
    ...
  2. Change the code in the UnapplyVendLedgEntry trigger in the Gen. Jnl.-Post Line codeunit (12) as follows:
    Existing code 1
    ...
    TempVatEntry."User ID" := USERID;
    TempVatEntry."Transaction No." := NextTransactionNo;
    TempVatEntry.INSERT;

    // Delete the following line.
    InsertVATBookEntry(TempVatEntry);

    IF VATEntry."Unrealized VAT Entry No." <> 0 THEN BEGIN
    VATPostingSetup.GET(VATEntry."VAT Bus. Posting Group",VATEntry."VAT Prod. Posting Group");
    IF VATPostingSetup."VAT Calculation Type" IN
    ...
    Replacement code 1
    ...
    TempVatEntry."User ID" := USERID;
    TempVatEntry."Transaction No." := NextTransactionNo;
    TempVatEntry.INSERT;
    IF VATEntry."Unrealized VAT Entry No." <> 0 THEN BEGIN
    VATPostingSetup.GET(VATEntry."VAT Bus. Posting Group",VATEntry."VAT Prod. Posting Group");
    IF VATPostingSetup."VAT Calculation Type" IN
    ...
    Existing code 2
    ...
    VatEntry2."Entry No." := NextVATEntryNo;
    NextVATEntryNo := NextVATEntryNo + 1;
    VatEntry2.INSERT;
    TempVatEntry.DELETE;
    END;
    IF (VATPostingSetup."Adjust for Payment Discount") AND
    ...
    Replacement code 2
    ...
    VatEntry2."Entry No." := NextVATEntryNo;
    NextVATEntryNo := NextVATEntryNo + 1;
    VatEntry2.INSERT;

    // Add the following line.
    InsertVATBookEntry(VatEntry2);

    TempVatEntry.DELETE;
    END;
    IF (VATPostingSetup."Adjust for Payment Discount") AND
    ...
  3. Change the code in the InsertVatEntriesFromTemp trigger in the Gen. Jnl.-Post Line codeunit (12) as follows:
    Existing code
    ...
    VATEntry := TempVatEntry;
    VATEntry."Entry No." := NextVATEntryNo;
    VATEntry.INSERT;
    NextVATEntryNo := NextVATEntryNo + 1;
    IF VATEntry."Unrealized VAT Entry No." = 0 THEN
    GLEntryVatEntrylink.InsertLink(GLEntry,VATEntry);
    ...
    Replacement code
    ...
    VATEntry := TempVatEntry;
    VATEntry."Entry No." := NextVATEntryNo;
    VATEntry.INSERT;

    // Add the following line.
    InsertVATBookEntry(VATEntry);

    NextVATEntryNo := NextVATEntryNo + 1;
    IF VATEntry."Unrealized VAT Entry No." = 0 THEN
    GLEntryVatEntrylink.InsertLink(GLEntry,VATEntry);
    ...

Prerequisites

You must have the Italian version of Microsoft Dynamics NAV 2009 Service Pack 1 installed to apply this hotfix.

Removal information

You cannot remove this hotfix.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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