Have a form that I have city state and zip self populate as well as box id no. populating 3 different serial numbers in a string. Added error trap and now every time enter zip code get 3021 error "...

My VB application run normally in Windows 2000 professional and server but cannot run in Windows XP. There is a runtime error that always prompt out the error code 3021

When the following code executes I get a Run-Time error "3021": If the 'Control Number' on the current form does not exist on the "Main" table then I need the code to give a message and stop exe...

I have the following code in which I trap an error number then want to pass it to a procedure - how do I do it? Exit_:     lvErrNum = 0     Exit Sub Err_:-----------------------------------...

This is sort of a followup question to one that I posted about a month ago.  I've written a function that populates an empty field in a table that is on the "many" side of a "one to many" relations...