Forms :: Validate Variable With Table Data

Jun 26, 2015

I am trying to deny users from logging on from multiple pc's. Here is how i've got it so far,created table tblLoginLock with fields EmpID and LoggedIn both numberical data type created a form to set the Empid with tempvar!TempEmpId and LoggedIn as 1 when a user logs in.When he clicks the logOff button he is signed out and a form opens up and closes to set the LoggedIn field to 0.Now whenever a user is signed the LoggedIn Field is checked with this expression

Code:
DLookUp("[TempVars]!TempEmpID","tblLoginLock","[LoggedIn]=1")

if there is a one then the user is logged in the condtion is met and a message box pops up to warn the user that he is already logged in.

The above code does not check the specific TempVar to the LoggedIn field, the LoggedIn field is randomly checked for a '1' meaning if there is a '1' anywhere in the table then the condition is met and the user denied. how can i set the condition to validate the logged in user to the LoggedIn field.

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Forms :: Continuous Subform - Validate Data Before Saving To Table

May 18, 2013

I have a continuous subform that displays lots of questions. This specific form has 10 questions on it. Each question has one answer and the users are required to select one answer for each question. I am trying to do some data validation before the data gets saved to my table to ensure that users have answered all the questions. I found some very useful code online and tweaked it to suit my needs. The validation works perfectly on subforms with only one question, as I have some other tabs that use it.

On the specific form that has the issue, the validation works as expected when no question has been answered, but when a user answers only one question and leaves the remaining nine questions blank, the validation does not work. I guess it is as a result of the continuous form repeating the different questions and ms access thinking that the data entered for one question alone is complete when it actually isn't.

Code:
Private Sub Ctl4_frm_Staff_Exit(Cancel As Integer)
Dim ctrl As Control, EmptyStr$
For Each ctrl In Form_subFrm_staffQuestion.Controls
If InStr(1, ctrl.Tag, "Required") > 0 Then
If IsNull(ctrl.Value) Or ctrl.Value = vbNullString Or Len(ctrl.Value) = 0 Then

[Code] ......

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Forms :: Validate Field Data If Result Exist In Query

Jun 19, 2013

I have a form that contains two text fields i.e.; [Scat_text] and [STyp], which each can be changed by the users. I would like to combine the results of the two fields together and validate if the results exists in a query. What would be the best way to accomplish this?

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Forms :: Validate Password Field Against A Value In A Table?

Aug 7, 2015

Access 2007 / I'm creating a database form that has a combo box drop down pulling EmployeeName and a free text field to enter a password. I need the password entry validated against the password stored in a column on the same row as the Employee Name selected from the combo box when a button is clicked. . IF, that value is validated, I need the button click to also record a "time in" or "clock in" entry in a different table.how to validate the password.

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Assign Data From Table To A Variable

Aug 28, 2004

Hy,i have this problem:
I've got a table that has column called car_id which is primary key and autonumber.
How can i get last record from that column and assign it to variable which i defined as integer.
Is there something like:
myvariable=max("car_id","mytable") ????
Thankls for any help

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How Do I Validate Data That Is Already In The Database

Nov 22, 2007

Dear all,
I have a lot of data already in my database and i need to validate to ensure that Various fields are populated correctly. how can i do this please?

thanks.

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Aug 12, 2005

Hi All,

Does someone know how to validate data entered in textbox to a table? In other words: how to check the value entered in the textbox exists in the table.

Thanks.

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Jan 17, 2014

I'm working with several different source datasets. Mostly this are TXT files.

When I import the data in a new table with a specification, I want to validate if the dataset is the correct dataset be validating the headers in the source data.

I have created a table with the headers, that consists of 92 columns. Below 3 example columns of the header data:

tbl_Tickets_Headers
Field1 Field2 Field3
StagnationId TicketTypeId SequenceNr

Now I want to check during the import of the imported data has a line in it that is equal to the data in the table headers. If not, the import stops and informs the user that the data set is not correct. This to prevent that incorrect data will be inserted into the database.

Some extra information: The data is import into the database via VBA DoCmd.TransferText into a new created table, using an inport specification.

If the data is okay, it will be appended to an existing table that is being used to process the data further. After that the import table is being deleted.

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Jan 29, 2015

I'm trying to write code which writes text into text boxes on a form depending of certain content of other text boxes. The names of the text boxes are all very similar

F.i. R1, R2, R3 ...... R12 if the content of these boxes are empty then the content of the corresponding text boxes VR1, IR1, VR2, IR2, VR3, IR3.......VR12, IR12 should also be empty.

In fact I am trying to write something like this

DO UNTIL i=12
if me.R(i).value = "" then
me.VR(i).value = ""
me.IR(i).value = ""
endif
LOOP

But this isn't working. The solution below works but isn't a very nice one, writing 12 times the same code

if me.R1.value = "" then
me.VR1.value = ""
me.IR1.value = ""
endif

if me.R2.value = "" then
me.VR2.value = ""
me.IR2.value = ""
endif

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Jul 8, 2014

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Dec 24, 2013

I am trying to pass a date field from a Form and check if this date already exists within a table if so run this macro.

This is what I have so far...

Private Sub Command38_Click()
If DCount("*", "TblDietPlan", "[MealDate] = <> txtCusDate Then

stDocName = "McrPrint_LabelsWklyCR"
DoCmd.RunMacro stDocName

[Code] ....

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May 31, 2014

The VBA code I have at the moment:

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Is it possible to add a variable to a specific row in listbox using the code above? In this case the price?

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Jul 29, 2013

Can I look up and verify data on a "second" form based on a selected record from first (still open) form.

I am trying to allow users to select a User Name from a combo box list and then open "Change Password" form when they select "Change Password" for that selected user name.

My problem is that I can't figure out how to associate and verify the data tied to the user name selected on the previous (Login) form ( I am trying to validate the old password tied to that selected record).

I have the first login form created, and it's working just fine. I also have the change password form created (and it's displaying the user name selected from the first form using:

Code:
Private Sub Form_Load()
With Forms![frmLogin]![cboUserName]
Me.txtPwdChgUserID = .Column(2, .ListIndex)
End With
EndSub

I also have the code written to validate and confirm old password, new password and validate new password (when the save button is clicked). I have yet to update the password with the new password (still trying to figure that out).

Attached zip file has screen shots of the two forms.

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Apr 15, 2013

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Mar 13, 2013

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Sep 27, 2006

I spent a pretty significant amount of time working with Access in college, but that was years ago. Now that I'm actually trying to do something practical with it in the office, I can't remember how to do anything! This board has been helpful to read so far, and hopefully you can help me with my specific question.In our system, shipping charges by unit vary between customers. I have a table set up with a field associating a customer's charge with the customer's name. The problem is, the two most common charge amounts are $0.25/unit and $0.305/unit (dealing in fractions of a cent here). Right now the field is set to show 3 decimal places, so the numbers are showing up as $0.250 and $0.305 respectively. While this works and all, I want to format the field so that when a currency figure with 2 decimal places is input, it will display only 2 decimal places, but in the event you enter one with three decimal places, all 3 places are shown (and the number is not rounded off).Can anyone help me? My database is in its beginning stages, and I'm still somewhat of a beginner, so the less complicated, the better.Thanks!

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Jan 20, 2007

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Henry L Michel

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Feb 27, 2006

I am trying to write an append query which is based on a table (PA0041)having muliple columns. The columns are DAR01, DAT01, DAR02, DAT02, etc etc.

The data for DARnn will contain values such as S1, S2, S3 etc. For each of these values, there will be a corresponding date in the corresponding field DATnn.

The table PA0041 looks something like this:

Employe Number, DAR01, DAT01, DAR02, DAT02, DAR03, DAT03 ...
1, S1, 21/02/2006, S2, 13/01/2006, S3, 10/01/2006
2, S1, 15/02/2006, S2, 09/03/2006, S3, 18/02/2006
3, S1, 06/01/2006, S2, 16/02/2006, S3, 01/03/2006
4, S2, 03/03/2006, S3, 26/01/2006

There may be up to 10 columns for each - i.e. DAR01 up to DAR10.

I can append them into 1 append table if I write 10 queries. What I would like to know whether it is possible to do this using 1 query. I need to write both the date type and the date into the table.

In addition I need to know whether any employee is missing any date types. If I have a table called tblDateTypes which holds the date types that I would expect the employee to have as a minimum, how can I check for any employees who do not have a required date type.

If the data contained in tblDateTypes is as follows:

DateType
S1
S2
S3

In the above example I would expect the end result to flag the fact that employee 4 does not have date type S1.

Let us assume in the above example that the employees all exist in the table PA0041 - even if they don't have all the required date types.

Let me know if you need more information.

Thanks,

Evan

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Mar 6, 2013

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What is wrong in the syntax (as it is not working properly)?

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Dec 16, 2013

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Apr 16, 2013

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Linker has been working successfully on other subforms. Report with groupings works fine, but I need data from 2 tables both linked to order.id.

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Nov 21, 2013

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Jul 1, 2007

Hi,

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Is this bad practice? Is there anyway around it or to fix the error please?

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B

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Oct 3, 2013

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Jul 8, 2013

Error 91 - Object variable or With block variable not set

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Oct 3, 2014

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Dim LR As Integer
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xlApp.Visible = True
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wbRef.Activate
.Worksheets("Sheet1").Activate
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