---
title: "Codeunit 423 Change Log Management"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/codeunit/423-change-log-management/
type: codeunit
id: 423
name: "Change Log Management"
app: "Base Application"
namespace: System.Diagnostics
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/codeunit/423-change-log-management/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Codeunit 423 Change Log Management

Jonas Paprotka, https://jonas-paprotka.de/ref/codeunit/423-change-log-management/

| | |
| --- | --- |
| App | Base Application |
| Namespace | System.Diagnostics |
| Versions | 17-28 |
| Source file | System/ChangeLog/ChangeLogManagement.Codeunit.al |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| GetDatabaseTableTriggerSetup | (Integer, var Boolean, var Boolean, var Boolean, var Boolean) | - | public | 17-28 | - | - |
| LogInsertion | (var RecordRef) | - | public | 17-28 | - | - |
| LogModification | (var RecordRef) | - | public | 17-28 | - | - |
| LogRename | (var RecordRef, var RecordRef) | - | public | 17-28 | - | - |
| LogDeletion | (var RecordRef) | - | public | 17-28 | - | - |
| InitChangeLog | () | - | public | 17-28 | - | - |
| EvaluateTextToFieldRef | (Text, var FieldRef) | Boolean | public | 17-28 | - | - |
| IsLogActive | (Integer, Integer, Option) | Boolean | public | 21-28 | - | - |
| InsertLogEntry | (var FieldRef, var FieldRef, var RecordRef, Enum Change Log Entry Type, Boolean) | - | public | 21-28 | - | - |
| IsNormalField | (FieldRef) | Boolean | public | 22-28 | - | - |
| HasValue | (FieldRef) | Boolean | public | 22-28 | - | - |
| IsAlwaysLoggedTable | (Integer) | Boolean | public | 23-28 | - | - |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnBeforeInsertChangeLogEntry | (var Record Change Log Entry, Boolean, var Boolean) | 17-24 | - | - |
| Integration event | OnAfterIsAlwaysLoggedTable | (Integer, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeIsLogActive | (Integer, Integer, Option, var Boolean, var Boolean) | 17-24 | - | - |
| Integration event | OnBeforeLogDeletion | (var RecordRef) | 18-28 | - | - |
| Integration event | OnBeforeLogInsertion | (var RecordRef) | 18-28 | - | - |
| Integration event | OnBeforeLogModification | (var RecordRef) | 18-28 | - | - |
| Integration event | OnBeforeLogRename | (var RecordRef, var RecordRef) | 18-28 | - | - |
| Integration event | OnAfterGetDatabaseTableTriggerSetup | (Record Change Log Setup (Table), var Boolean, var Boolean, var Boolean, var Boolean) | 18-24 | - | - |
| Integration event | OnLogModificationOnBeforeRecRefLoopStart | (var RecordRef, var RecordRef) | 18-28 | - | - |
| Integration event | OnAfterLogInsertion | (var RecordRef) | 19-28 | - | - |
| Integration event | OnAfterLogModification | (var RecordRef) | 19-28 | - | - |
| Integration event | OnAfterLogDeletion | (var RecordRef) | 19-28 | - | - |
| Integration event | OnBeforeGetDatabaseTableTriggerSetup | (Integer, var Boolean, var Boolean, var Boolean, var Boolean, var Boolean) | 19-24 | - | - |
| Integration event | OnAfterIsFieldLogActive | (Integer, Integer, Option, Record Change Log Setup (Field), var Boolean) | 19-24 | - | - |
| Integration event | OnInsertLogEntryOnBeforeChangeLogEntryValidateChangedRecordSystemId | (var Record Change Log Entry, RecordRef, FieldRef) | 19-28 | - | - |
| Integration event | OnLogModificationOnBeforeCheckSecurityFiltering | (var RecordRef) | 21-28 | - | - |
| Integration event | OnInsertLogEntryOnBeforeInitChangeLogEntry | (var Record Change Log Entry) | 23-28 | - | - |
| Integration event | OnLogModificationOnAfterCheckSecurityFiltering | (var RecordRef) | 24-28 | - | - |

## Source

Symbols: Microsoft.BaseApplication.symbols.437dbf0e-84ff-417a-965d-ed2bb9650972, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.