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 NOTE: Following these steps may prevent other Sage software from working and you may need to reinstall the other software.
Before you continue, please check you can reinstall any other Sage software you use. Before you start If you intend to reinstall your Sage 50 Accounts software, you should first check your current software version and make a note of your activation details.
1 - Remove DSN and ODBC data sources - Log onto the computer as an administrator.
- To open the ODBC Data Source Administrator window:
- 32-bit Windows - Press the Windows key + R then type ODBCAD32 and click OK
- 64-bit Windows - Double click on C:\WINDOWS\SYSWOW64\ODBCAD32.EXE
- Remove any entries for Sage Line 50 within the User DSN and System DSN tabs.
NOTE: If you installed the separate 64 bit ODBC driver, you must also remove this from within C:\WINDOWS\System32\odbcad32.exe
2 - Uninstall your software using Windows - Press the Windows key + R then type Control Panel and click OK.
- Click Programs and Features then find and right-click the version of Sage Accounts you want to remove then click Uninstall.
- Reinstall the software and try to recreate the issue.
- If the issue is still present, repeat step 2 to uninstall all versions of Sage 50 Accounts then click Next.
NOTE: Once you've uninstalled Sage 50 Accounts, you can either rename or delete the accounts program directory. By default: - 64 bit operating system - C:\Program Files (x86)\Sage\Accounts
- 32 bit operating system - C:\Program Files\Sage\Accounts
3 - Delete shared folders  CAUTION: Sage 50 HR uses the following folders to store data. If you use Sage 50 HR you must ensure you have a backup of the data before you delete the folders.
- For each of the folders listed below, browse to and right-click the folder, then to delete the folder click Delete.
| Folder name | | C:\Program Files (x86)\Common Files\Sage SBD | | C:\Program Files (x86)\Common Files\Sage Line50 | | C:\Program Files (x86)\Common Files\Sage Report Designer 2007 | | C:\Program Files (x86)\Common Files\Sage Shared | | C:\Program Files (x86)\Sage EBanking |  TIP: If using a 32 bit operating system, these folders are found within C:\Program Files instead of C:\Program Files (x86).
4 - Delete shared Sage files NOTE: If you're logged into Windows as an administrator and you receive Access Denied messages when trying to delete files, you should disable the User Account Control (UAC). UAC must be turned back on once troubleshooting is complete. If you can't turn UAC off, restart the computer in safe mode to delete the files. - For each of the files listed below, browse to the file, then to check it's a Sage file, right-click the file, then click Properties.
- Click the Version tab and select Company Name, then confirm the company name is Sage (UK) Limited or Sage.
- If the file is a Sage file, to uninstall it, right-click the file and choose uninstall.
| File name | | C:\Windows\Assembly\antlr.runtime | | C:\Windows\Assembly\sage.* | If they won't uninstall, hold down the Windows key + R and type in the following paths and remove any files and folders named sage.* - C:\Windows\Assembly\GAC
- C:\Windows\Assembly\GAC_32
- C:\Windows\Assembly\GAC_MSIL
- C:\Windows\Microsoft.NET\assembly\GAC_MSIL
- Browse to C:\Windows\Microsoft.NET\assembly\GAC_MSIL and delete the following folders:
- The location of the following files will depend on the version of Sage 50 Accounts::
| Sage 50 Accounts version | Default file location 32 bit: | Default file location 64 bit: | Files to delete | | All versions | C:\Windows\System32 C:\Program files\Sage\Accounts\ODBC\202x | C:\Windows\SYSWOW64 C:\Program files (x86)\Sage\Accounts\ODBC\202x | sdoEng*.*
Where * can be anything. For example, sdoEng220.tlb | | 30 64-bit | - | C:\Program Files\Sage\Accounts\ODBC\2024 | | | - | C:\Program Files\Sage\Accounts\SDO\2024
| | | 30 32-bit
| C:\Program Files\Sage\Accounts\ODBC\2024
| C:\Program Files (x86)\Sage\Accounts\ODBC\2024
| | | C:\Program Files\Sage\Accounts\SDO\2024
| C:\Program Files (x86)\Sage\Accounts\SDO\2024 | | | 29 | C:\Program files\Sage\Accounts\ODBC\202x | C:\Program files (x86)\Sage\Accounts\ODBC\202x | SDBC.DLL | | C:\Program files\Sage\Accounts\SDO\202x | C:\Program files (x86)\Sage\Accounts\SDO\202x | sg50SdoEngine290.dll | | 28 | C:\Program files\Sage\Accounts\ODBC\202x | C:\Program files (x86)\Sage\Accounts\SDO\202x | SDBC.DLL | | C:\Program files\Sage\Accounts\SDO\202x | C:\Program files (x86)\Sage\Accounts\SDO\202x | sg50SdoEngine280.dll | | 27 | C:\Program files\Sage\Accounts\ODBC\202x | C:\Program files (x86)\Sage\Accounts\ODBC\202x | S27DBC32.dll | | C:\Program files\Sage\Accounts\SDO\202x | C:\Program files (x86)\Sage\Accounts\SDO\202x | sg50SdoEngine270.dll | | 26 | C:\Windows\System32 | C:\Windows\SYSWOW64 | S26DBC32.dll | | C:\Windows\System32 | C:\Windows\SYSWOW64 | sg50SdoEngine260.dll |
5 - Delete shared files - System 32 folder - Click Computer and browse to C:\Windows\System32
Windows 64-bit - Browse to C:\Windows\SysWOW64 - Click View then click Details.
To see the View option, you may need to press Alt.
- Right-click any column heading then click More and select the Company check box then click OK.
 - Delete all files with any of the following names in the Company column:
| File name | | Sage (UK) Limited | | Sage (UK) Ltd | | Sage | | The Sage Group plc | | SAGE Software Ltd | Click the Company column heading to sort the list by company. You can then delete Sage files in batches rather than individually. - Delete the following files:
| RepDes32.exe | repdes.cnt | | SageBankBalances.tlb | SageBankPayments.tlb | | SageBankReconciliation.tlb | SageEBanking.tlb | | SageEventHandler.Config | SageEventHandler.exe | | SageFolderBrowser.dll | SG3D32.DLL | | sg50Ps32.dll | SGAPPBAR.DLL | | SGCDLG32.DLL | SGCOM32.DLL | | SGCtrlEx.dll | SGDT32.DLL | | SgESchema.xsd | SGHELP32.DLL | | SgHmZLib.dll | SGINTL32.DLL | | SGJPEG32.dll | SGLCH32.DLL | | SGLCH32.USR | SGLIST32.DLL | | SGLOGO32.DLL | SGOEdit.ocxv | | SGOList.ocx | SGOPopDg.dll | | sgopopup.ocx | SGOSize.ocx | | SGOTBar.ocx | SGRegister.dll | | SGRegister.tlb | SGRep32.dll | | SGSchemeDefault.dll | SGSchemeManager.dll | | SGSchemeXml.dll | SGSchemeXP.dll | | SGSTAT32.DLL | SGSTDREG.dll | | SGStdReg.tlb | SGTBAR32.DLL | | SGTOOL32.DLL | SGWebBrowser.dll |
6 - Uninstall .NET NOTE: If you need help uninstalling .NET Framework, please contact your local IT support. Starting with the highest version number, uninstall .NET: - Press the Windows key + R and type Control Panel then click OK.
- Click Programs and Features and find and right-click the version of .NET you want to remove then click Uninstall.
- Windows XP - Click Add or Remove Programs and find and select the version of .NET you want to remove then click Remove
- Click Uninstall then click Next and click Yes.
- Repeat steps 2, 3 and 4 for every version of Microsoft .NET Framework.
- If you're using Windows 7, you can't remove Microsoft .NET Framework 3.5 or below as it is part of the operating system
- If you're using Windows Vista, you can't remove Microsoft .NET Framework 3.0 or below as it is part of the operating system
- Uninstall all later versions then reinstall in the relevant order
- Starting with the lowest version number, reinstall each version of .NET
You can download these from our miscellaneous updates guide.
7 - Reinstall and further support You have now completely removed Sage 50 Accounts from your computer. To check if the issue is resolved, reinstall the software and try to recreate it. If the issue persists, to check other causes of performance issues with Sage 50 Accounts, please refer to our guide, Troubleshooting Sage Accounts performance issues. If there's a problem with the installation of the software, please refer to our guide, Troubleshooting Sage Accounts installations. |