How to fix the Runtime Code 2426 The function you entered can't be used in this expression

Symptoms of Code 2426 - The function you entered can't be used in this expression

Runtime errors happen without warning. The error message can come up the screen anytime Microsoft Access is run. In fact, the error message or some other dialogue box can come up again and again if not addressed early on.

There may be instances of files deletion or new files appearing. Though this symptom is largely due to virus infection, it can be attributed as a symptom for runtime error, as virus infection is one of the causes for runtime error. User may also experience a sudden drop in internet connection speed, yet again, this is not always the case.

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Causes of The function you entered can't be used in this expression - Code 2426

During software design, programmers code anticipating the occurrence of errors. However, there are no perfect designs, as errors can be expected even with the best program design. Glitches can happen during runtime if a certain error is not experienced and addressed during design and testing.

Runtime errors are generally caused by incompatible programs running at the same time. It may also occur because of memory problem, a bad graphics driver or virus infection. Whatever the case may be, the problem must be resolved immediately to avoid further problems. Here are ways to remedy the error.

Repair Methods

Runtime errors may be annoying and persistent, but it is not totally hopeless, repairs are available. Here are ways to do it.

If a repair method works for you, please click the upvote button to the left of the answer, this will let other users know which repair method is currently working the best.

Please note: Neither ErrorVault.com nor it's writers claim responsibility for the results of the actions taken from employing any of the repair methods listed on this page - you complete these steps at your own risk.

Method 1 - Close Conflicting Programs

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When you get a runtime error, keep in mind that it is happening due to programs that are conflicting with each other. The first thing you can do to resolve the problem is to stop these conflicting programs.

• Open Task Manager by clicking Ctrl-Alt-Del at the same time. This will let you see the list of programs currently running.
• Go to the Processes tab and stop the programs one by one by highlighting each program and clicking the End Process buttom.
• You will need to observe if the error message will reoccur each time you stop a process.
• Once you get to identify which program is causing the error, you may go ahead with the next troubleshooting step, reinstalling the application.

Method 2 - Update / Reinstall Conflicting Programs

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Using Control Panel

• For Windows 7, click the Start Button, then click Control panel, then Uninstall a program
• For Windows 8, click the Start Button, then scroll down and click More Settings, then click Control panel > Uninstall a program.
• For Windows 10, just type Control Panel on the search box and click the result, then click Uninstall a program
• Once inside Programs and Features, click the problem program and click Update or Uninstall.
• If you chose to update, then you will just need to follow the prompt to complete the process, however if you chose to Uninstall, you will follow the prompt to uninstall and then re-download or use the application's installation disk to reinstall the program.

Using Other Methods

• For Windows 7, you may find the list of all installed programs when you click Start and scroll your mouse over the list that appear on the tab. You may see on that list utility for uninstalling the program. You may go ahead and uninstall using utilities available in this tab.
• For Windows 10, you may click Start, then Settings, then choose Apps.
• Scroll down to see the list of Apps and features installed in your computer.
• Click the Program which is causing the runtime error, then you may choose to uninstall or click Advanced options to reset the application.

Method 3 - Update your Virus protection program or download and install the latest Windows Update

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Virus infection causing runtime error on your computer must immediately be prevented, quarantined or deleted. Make sure you update your virus program and run a thorough scan of the computer or, run Windows update so you can get the latest virus definition and fix.

Method 4 - Re-install Runtime Libraries

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You might be getting the error because of an update, like the MS Visual C++ package which might not be installed properly or completely. What you can do then is to uninstall the current package and install a fresh copy.

• Uninstall the package by going to Programs and Features, find and highlight the Microsoft Visual C++ Redistributable Package.
• Click Uninstall on top of the list, and when it is done, reboot your computer.
• Download the latest redistributable package from Microsoft then install it.

Method 5 - Run Disk Cleanup

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You might also be experiencing runtime error because of a very low free space on your computer.

• You should consider backing up your files and freeing up space on your hard drive
• You can also clear your cache and reboot your computer
• You can also run Disk Cleanup, open your explorer window and right click your main directory (this is usually C: )
• Click Properties and then click Disk Cleanup

Method 6 - Reinstall Your Graphics Driver

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If the error is related to a bad graphics driver, then you may do the following:

• Open your Device Manager, locate the graphics driver
• Right click the video card driver then click uninstall, then restart your computer

Method 7 - IE related Runtime Error

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If the error you are getting is related to the Internet Explorer, you may do the following:

1. Reset your browser.
• For Windows 7, you may click Start, go to Control Panel, then click Internet Options on the left side. Then you can click Advanced tab then click the Reset button.
• For Windows 8 and 10, you may click search and type Internet Options, then go to Advanced tab and click Reset.
2. Disable script debugging and error notifications.
• On the same Internet Options window, you may go to Advanced tab and look for Disable script debugging
• Put a check mark on the radio button
• At the same time, uncheck the "Display a Notification about every Script Error" item and then click Apply and OK, then reboot your computer.

If these quick fixes do not work, you can always backup files and run repair reinstall on your computer. However, you can do that later when the solutions listed here did not do the job.

Other languages:

Wie beheben Fehler 2426 (Die von Ihnen eingegebene Funktion kann in diesem Ausdruck nicht verwendet werden) - Die von Ihnen eingegebene Funktion kann in diesem Ausdruck nicht verwendet werden.@* Möglicherweise haben Sie in einem Ausdruck eine DoEvents-, LBound-, UBound-, Spc- oder Tab-Funktion verwendet.* Möglicherweise haben Sie eine Aggregatfunktion wie Count in a . verwendet Entwurfsraster oder in einem berechneten Steuerelement oder Feld
Come fissare Errore 2426 (La funzione che hai inserito non può essere utilizzata in questa espressione) - La funzione che hai inserito non può essere utilizzata in questa espressione.@* Potresti aver usato una funzione DoEvents, LBound, UBound, Spc o Tab in un'espressione.* Potresti aver usato una funzione aggregata, come Count, in un griglia di progettazione o in un controllo o campo calcolato
Hoe maak je Fout 2426 (De functie die je hebt ingevoerd kan niet worden gebruikt in deze uitdrukking) - De functie die u hebt ingevoerd, kan niet worden gebruikt in deze uitdrukking.@* Mogelijk hebt u een functie DoEvents, LBound, UBound, Spc of Tab in een uitdrukking gebruikt.* Mogelijk hebt u een aggregatiefunctie, zoals Count, gebruikt in een ontwerpraster of in een berekend besturingselement of veld
Comment réparer Erreur 2426 (La fonction que vous avez entrée ne peut pas être utilisée dans cette expression) - La fonction que vous avez saisie ne peut pas être utilisée dans cette expression.@* Vous avez peut-être utilisé une fonction DoEvents, LBound, UBound, Spc ou Tab dans une expression.* Vous avez peut-être utilisé une fonction d'agrégat, telle que Count, dans une grille de conception ou dans un champ ou un champ calculé
어떻게 고치는 지 오류 2426 (입력한 함수는 이 표현식에 사용할 수 없습니다.) - 입력한 함수는 이 표현식에서 사용할 수 없습니다.@* 표현식에서 DoEvents, LBound, UBound, Spc 또는 Tab 함수를 사용했을 수 있습니다.* Count와 같은 집계 함수를 사용했을 수 있습니다. 디자인 그리드 또는 계산된 컨트롤 또는 필드
Como corrigir o Erro 2426 (A função que você inseriu não pode ser usada nesta expressão) - A função que você inseriu não pode ser usada nesta expressão. @ * Você pode ter usado uma função DoEvents, LBound, UBound, Spc ou Tab em uma expressão. * Você pode ter usado uma função agregada, como Count, em um grade de design ou em um controle ou campo calculado
Hur man åtgärdar Fel 2426 (Funktionen du angav kan inte användas i detta uttryck) - Funktionen du angav kan inte användas i detta uttryck.@* Du kan ha använt en DoEvents-, LBound-, UBound-, Spc- eller Tab -funktion i ett uttryck.* Du kan ha använt en aggregerad funktion, till exempel Count, i en designrutnät eller i en beräknad kontroll eller ett fält
Как исправить Ошибка 2426 (Введенную вами функцию нельзя использовать в этом выражении.) - Введенная вами функция не может использоваться в этом выражении. @ * Возможно, вы использовали функцию DoEvents, LBound, UBound, Spc или Tab в выражении. * Возможно, вы использовали агрегатную функцию, такую ​​как Count, в выражении. сетка проекта или в вычисляемом элементе управления или поле
Jak naprawić Błąd 2426 (Wprowadzona funkcja nie może być użyta w tym wyrażeniu) - Wprowadzona funkcja nie może być użyta w tym wyrażeniu.@* W wyrażeniu mogła zostać użyta funkcja DoEvents, LBound, UBound, Spc lub Tab.* Możliwe, że w wyrażeniu została użyta funkcja agregująca, taka jak Count, siatkę projektu lub w kontrolce obliczeniowej lub polu
Cómo arreglar Error 2426 (La función que ingresó no se puede usar en esta expresión) - La función que ingresó no se puede usar en esta expresión. @ * Es posible que haya usado una función DoEvents, LBound, UBound, Spc o Tab en una expresión. * Es posible que haya usado una función agregada, como Count, en una cuadrícula de diseño o en un control o campo calculado

About The Author: Phil Hart has been a Microsoft Community Contributor since 2010. With a current point score over 100,000, they've contributed more than 3000 answers in the Microsoft Support forums and have created almost 200 new help articles in the Technet Wiki.

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