Modules & VBA :: Checking For Duplicate Records

Jun 29, 2013

What would be the Access 2007 VBA code for checking for duplicate records?

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Modules & VBA :: Duplicate Checking - Multiple Criteria

Jun 15, 2013

I'm using Access 2013. I want to check duplicate data. I have a form where from insert data into table but before insertion I want check multiple criteria with form. How can I do this

Field are:
BatchID
BillNum
CIH
IH

back end form code is:

Private Sub cmdCheck_Click()
Dim criteria As String
criteria = "[BatchID]=" & Me.cboBatchID & " AND [BillNum]=" & Me.txtBillNum & " AND [CIH]=" & Me.txtCIH & " AND [IH]=" & Me.txtIH & ""

[Code] ....

Finally I'm getting this error: Run Time Error 3075 Syntax Error Missing Operator in qry Expr.

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Modules & VBA :: Checking Whether Records Are Locked Or Not

Jan 30, 2014

I have a code which cut the data from tables and insert to others. The problem is I don't know when I can do this process (when I will cut data and the same time some users lock editing records then I will get an an error). So my question is, there is some procedure which can check that some records in table are locked or not?

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Checking For Duplicate Values

May 10, 2005

Hi,

I have a form in a database for our products (doors). I have a button that duplicates one of these records (all new products are based on standard template records).

When this record is created a new product number is produced by the system which was the number of the original (template) record plus the customer enquiry number.

I want to be able to warn the user if they are trying to save this newly created record with a product number that already exists so that they can alter the number to be unique. It will also warn them if they re-number an existing record to another already existing product number. Since the field is defined as unique, at present the system says absolutely nothing and just doesn't save the newly created record which seems is a touch annoying!

I have tried several things with dlookup, dcount arguments but can't seem to get anything to work.

Hopefully someone here can point me in the right direction?

Thanks in advance

John

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Checking For Duplicate Numbers

Jan 31, 2006

I have a form in which new equipment is added. I want to be able to check when the ID number is added (first field on the form) that there is not a duplicate ID number. If I wait till the end of the form and save, then Access tells me that there is a duplicate present but by then I have spent time putting in all the rest of the data.

If have added this code in the before update section for the relevent field, but it doesn't seem to work. Can someone please help clarify or suggest an easier way

Dim IntIDCheck as integer
Dim Response

IntIDCheck = DCount("[EquipmentID]","Equipment Inventory","[EquipmentID] =" & Me.EquipmentID)

if IntIDCheck > 0 then
Response = MsgBox ("Duplicate Present")
Me.EquipmentID.SetFocus
Cancel = True
Exit Sub
End if

Thanks

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Help Checking For Duplicate Entries

Dec 28, 2006

Hello,

I'm new to using VBA for MS Access. May I enlist your help, Please.

I'm working on a human resources database for a group of employees. I'm trying to automate their login process after they have opened the database so that each employee's privacy is respected. Using an initial form, employees are separated into "New User" or "Returning User". My problem concerns setting up the "New User" in the database.

The New User is directed to form "frm_NU". The form has several unbound fields which are later carried to the table "tbl_Employees". Two of the fields on the form are used to create the EmployeeID. Those are Initials [INI] and Phone Extension [EXT]. The EmployeeID will be used in a filter so that only that employee's information is made available to the user (simulated Privacy).

Because the employees are unfamiliar with MS Access and its cryptic error messages, I need to create a message box which will give a plain English warning when a user attempts to use an existing ID to create a new record. [EmployeeID] is a field in the table. it is set as a key and does not allow duplicates.

When a new user enters his/her initials and phone extension I want the new ID to be compared to the table and if found, a message should appear. This is a preemptive strike to prevent the user from getting to the more cryptic MS Access error message.

I've tried using Dlookup and Dcount to try to pass some meaningful data to the If statement variable VarX to trigger the message box; assuming that Varx should be something other than Null or Empty

Dim EmpID As Variant
Dim VarX As Variant

EmpID = [INI] & [EXT]

VarX = DLookup([EmployeeID], "qry_Employees", [EmployeeID] = [EmpID])

If VarX <Is Not Empty> Then
X = MsgBox("Another record already exists by that name", vbOKOnly)
Else
Y = MsgBox("Passed", vbOKOnly)
End If

I keep getting an error at the DLookup formula or DCount formula saying: Run-time error; 2001 You canceled the previous operation. It also appears that the DLookup never looks up anything nor does DCount count anything even though I'm purposely entering duplicate information which exists in "qry_Employees". I was expecting VarX to be either the duplicate ID or a record number or record count or something.

Any ideas or constructive suggestions?

Thanks,

Goh

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Forms :: Checking For A Filtered Duplicate Value On A Form Before Closing

Apr 11, 2014

Below is some code that I'm struggling with and I get an error message "Type Mismatch".

Description: The database contains multiple projects and the subset of each project is a release. The "PublishedNumber" can't be a duplicate within a release, but it can be a duplicate within the table where the data is stored. There can however be multiple occurrences of 0.

Here's my code:

Dim stLinkCriteriaRelease As String
Dim stLinkPublishedNumber As String
Dim DuplicateNumber As Variant

stLinkCriteriaRelease = "[AssociatedRelease]=" & [AssociatedRelease]
stLinkPublishedNumber = "[PublishedNumber]=" & [PublishedNumber]

[Code] ....

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Modules & VBA :: Preventing Probable Duplicate Records

Jun 21, 2013

I have a table called tblCompanies in which I have a field called CompanyName that is indexed set to "no duplicates". However, I want access to be able to pick out probable duplicates instead of only exact duplicates.

So, for example, if "Butter Fingers" is entered and "Butterfingers" is already in the database, I want access to prevent the new record from being created.

The code I found on MS Developer's reference only prevents exact duplicates which seems pointless since this can be done just as effectively on the table level using an index.

Anyway, here is the code:

Private Sub CompanyName_BeforeUpdate(Cancel As Integer)
If (Not IsNull(DLookup("[CompanyName]", _
"tblCompanies", "[CompanyName] ='" _
& Me!CompanyName & "'"))) Then
MsgBox "Company has already been entered in the database."
Cancel = True
Me!CompanyName.Undo
End If
End Sub

Can it somehow be modified to do what I want it to do?

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Modules & VBA :: Code To Remove Duplicate Records?

Jun 12, 2014

I have a table which has duplicate records so I want to write down the code so that when the user click on a button then it should remove the duplicate records from the table.

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Modules & VBA :: Writing Macro To Duplicate Some Records?

Apr 14, 2014

I have a table it contains a list of opening and closing values along with a date and a couple control fields. What I would like to do is duplicate a few fields from records that meet a criteria onto the same table. After that is done there will be a few updates on the new records. Looking at it, it would be: 'duplicate' where field2 <> 0 and field5 = No and field6 = Yes. All other fields on the newly created records would be their default values.

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Modules & VBA :: Code For Without Entry Duplicate Records

Oct 21, 2014

How to give a VBA code for duplicate records is without entry in Subform datasheet. I just used in the screenshot code but that is not working properly. how to change a vba code for without entry duplicate names.

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Modules & VBA :: Unable To Create Duplicate Records On A Subform?

Nov 20, 2013

I am working with a sub-form where once a staff member enters there sub measure I would want to create a duplicate of that record. The problem I am having is that once you enter the sub-form and click the duplicate button it creates a duplicate of the record selected but overwrites the first record in the table. I want it to create a new SubMeasure Number which is the primary key and assigns the record the next available number.

Also if I try to add another record after one has been added I get runtime error "3021" - No current record. I would have to close the form and reopen for it to be able to add again.

I have attached the code below:

Private Sub cmdDuplicate_Click()Dim dbs As DAO.Database, Rst As DAO.Recordset
Dim F As Form
'Return Database variable pointing to current database
Set dbs = CurrentDb
Set Rst = Me.RecordsetClone

[code]....

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Modules & VBA :: Create Duplicate Records With Incrementing Dates

Jun 27, 2014

I have almost no experience of VBA outside of working a little with codes generated for me like docmd etc.

I am trying to create a database for resourcing staff.
I have a form where the user inputs a start date and an end date which updates a table.
I have a query that works out the number of working days between those dates.
I have a table with all the working dates between now and 2016
I want to put a duplicate record button on the form (I can do that bit)

The tricky part is I want it to create a new record for each date in the dates table between the start and end dates.
Example 23/06/2014-18/07/2014 = 20 working days. I want to end up with 20 records with start dates as below and the same end date.

23/06/2014, 24/06/2014,25/06/2014,26/06/2014,27/06/2014,30/06/2014,01/07/2014,02/07/2014,03/07/2014,04/06/2014,07/07/2014 etc up to 18/07

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Modules & VBA :: Prevent Duplicate Records To External CSV File From Form

Nov 24, 2014

I have some code which creates a record in an external csv file to provide information to upload a vehicle to the website. It works fine with the exception of creating duplicates when, for example an option to amend a record is given to the user before continuing to a new record. The option has to be in place in case there is an error in the specifics of what is important to be recorded in the database and under such circumstances the form code allows the user to tab through the form and correct any errors, but this creates duplicate entries in the csv file as the user has to pass through the 'SavePrintVehPurch_Exit' button a second time after corrections are made.

I am wondering if there is a way of altering the following code to effectively look look to see if the csv record exists and if so correct any changed field information rather than create a whole new record or create a new record where the record does not exist - The record in the csv file is determined by the 'Me.VP_VehRegMark.Value '.

Private Sub SavePrintVehPurch_Exit(Cancel As Integer)
Dim fileText As String
Dim fileName As String
Dim fileNumber As String
fileNumber = FreeFile

[Code] ....

I am wondering about introducing the something like the following ( but can't work out how to clarify comparison of the fields)

If Len(filename(fileText)) = ? Then
Do not change entry
Else
Overwrite the new detail

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Modules & VBA :: Create X Number Of Duplicate Records According To A Field On Subform

Jun 13, 2013

I have a code that works great from the parent form but I decided to change the format and call it from a lostfocus event in the subform instead. Now I keep getting error 3314:"You must enter a value in the tbGuests.LastName field".

The code should copy the parent form fields and create x number of duplicate records according to a field on sub-form. It then runs an append query to add the information from the subform.

Code:

Private Sub GuestsInParty_LostFocus()
Dim partymsg As Integer
Dim dbs As dao.Database, rst As dao.Recordset
Dim F As Form
Dim intHowMany As Integer
Dim intCounter As Integer

[code]....

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Modules & VBA :: Checking Whether Checkboxes Have Been Checked?

Dec 17, 2013

I'm trying to write some simple code to see whether two check boxes (named cbM001 and cbM011) have been checked and if so, then send out an error message. So far I have tried:

If cbM001 Is False And cbM011 Is True Then
MsgBox "M011 cannot be selected unless M001has also been chosen."
Exit Sub

[Code].....

With this I get "Run-time error 424: object require"

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Modules & VBA :: Checking Fields In Multiple Tabs?

Aug 16, 2013

I have a form with mandatory fields highlighted a different colour (yellow or blue). On the form are 3 tab pages with subforms which also have these fields.

I have added a checkbox named incomplete to each tab page and to the form. My intention is to try to write some code to look at each field on the page and if the non-white (ie mandatory) fields all have a value, then the incomplete on that page is changed to no. The code then checks the incomplete value for all 3 pages - if these are all no and the form's mandatory fields are also filled in, then this also becomes no.

When creating reports, I can then find out which records have not been completed and notify the relevant staff. Also if the data is incomplete, they don't want those records appearing in reports - so I can use the incomplete value from the form.

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Modules & VBA :: DCount - Checking If A Record Exists

Jul 17, 2014

I am trying to check if a record exists, but I keep getting a error!!!

Private Sub Command10_Click()
If DCount("*", "tbl", "[ID] = "") <> 0 Then
MsgBox "This record already exists.
Else
stDocName1 = "McrAddNewRecord"
DoCmd.RunMacro stDocName1
End If
End Sub

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Modules & VBA :: Checking For Blank Textboxes (Variables)

Mar 2, 2015

I want to check to see if ALL textboxes are blank, then issue a message. My "Select Case" statement and "If" statement does not work. How can I accomplish this ? Below is what I have.

Blank = Null
Select Case Blank
Case strChartOfAccts1,
strChartOfAccts2, strChartOfAccts3, strChartOfAccts4, strChartOfAccts5 & _

[Code] .....

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Modules & VBA :: Checking For Key Presses In On Click Event

Jul 25, 2014

I have a button on a form and I want the On Click event behind it to check whether Shift is also being pressed when the user clicks the button (or Ctrl, or Alt, in fact any damn key will do).

I can't believe that there isn't a function in VBA like the old 1980s BASIC 'inkey' function (etc) that just simply returns the code of any key being held down at the time of the scan. I shouldn't have to mess around programming other events like KeyDown and KeyUp when I don't particularly need the key-press to trigger an event per se.

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Modules & VBA :: Spell Checking A Text Box On A Form

Jul 1, 2015

I'm trying to get a spell check to work on a text box on a form. i've got it popping the spell check window after the box has been updated but i'd prefer it to just highlight the errors in red, rather than pop the spell check box. another problem i'm having is when it's finished spell checking the box it moves the form back to the first record. this is the code i'm using.

Code:

Private Sub txt_notes_AfterUpdate()
If Len(Me!txt_notes & "") > 0 Then
DoCmd.SetWarnings False
DoCmd.RunCommand acCmdSpelling
DoCmd.SetWarnings True
Else
Exit Sub
End If
End Sub

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Modules & VBA :: Checking Null Values In A Field

Jul 10, 2014

The following code doesn't check null condition in Scannedby field. The scannedby has text data type. The code gives me all the data where scandate=20130722 but doesn't check that scanned by can't be blank.

Code:
rs.Open "select count(*) from BatchTBL2 where scandate=20130722 and scannedby <> null", cn, adOpenKeyset, adLockOptimistic
j = rs.fields(0).Value

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Modules & VBA :: Multi Criteria - Checking For A Value To Be Null

Oct 16, 2014

Me.Text11 = Nz(DAvg("[final whse-in diff]", "dbo_inventory", "[CAFETYPE]=" & Me.Text7 And "isnull(me.[DATE FIXED])=" & True And "isnull(me.DATE_IN)=" & True), 0)

I am getting a type mismatch error with this.

My question is:
1. is the syntax correct....
2. Is my way of checking for a value to be null correct....

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Modules & VBA :: Checking Array - Subscript Is Out Of Range If Value Is Equal To D

Aug 6, 2013

I am having trouble checking if the last array value is equal to 'D'.

This is what i have so far but it keeps saying that 'subscript is out of range'... 'g' by the way is equal to 1. It just really means that there's only one value in ArrAC.

Code : If Not ArrAC(g) = "D" Then

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Modules & VBA :: Checking Multiple Subform For Values Before Closing

Jan 29, 2014

I am looking to check 3 sub forms for values and if they contain any then delete them. After a bit of googling I discovered that you should use recordset.recordcount - to which I tried but I get method or data not found - is this a valid method?

My code to which Im using is:

If Me.NoneChargeable_Admin_subform.Recordset.RecordCount >= 1 And Me.NoneChargeable_Manufact_subform.Recordset.RecordCount >= 1 And Me.NoneChargeable_Research_subform.Recordset.RecordCount >= 1 Then
DoCmd.RunSQL "DELETE NoneChargeable_Admin.*, NoneChargeable_Manufact.*, NoneChargeable_Research.* " & vbCrLf & _
"FROM NoneChargeable_Admin, NoneChargeable_Manufact, NoneChargeable_Research;"
End If
DoCmd.Close acForm, "NoneChargeableHrs_frm", acSaveNo
End Sub

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Modules & VBA :: Checking Multiple Criteria Search Code Is Correct?

Feb 25, 2015

Staff are monitored to make sure they are keeping up to date with our customers. A customer can have multiple projects going through the factory at any one time. Each customer has a record per project and a 'general' record. Ideally we would like our staff to be able to move the 'general' record when they update a project record as opposed to either having to find and then update the general record after, or forgetting and calling the customer again 2 days later!

Including a msgbox for the EnqNum seems to show the general record correctly, however being new to access I am unsure if I have the update part correct.

Code:
If Me.chkMoveGen.Value = "-1" Then
Dim EnqNum As Integer
EnqNum = DLookup("[e_id]", "tblEnquiries", "[c_id]=" & Me.txtc_id & " and [e_status] = " & "13")
DoCmd.RunSQL "UPDATE tblEnquiries " & _
" SET e_date_due=#" & Format(Me.txte_date_due, "MM/DD/YYYY") & "#" & _
" WHERE e_id= EnqNum"

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