On Error Statement
On Error GoTo
A valid label within the subroutine
On Error Resume Next
Enables or disables error handling within a procedure.
If you don’t use an
Error statement or a
Try...Catch block in your procedure, or if you
have explicitly switched off error handling, the Visual Basic runtime
engine will automatically handle the error. First, it will display a
dialog box containing the standard text of the error message,
something that many users are likely to find incomprehensible.
Second, it will terminate the application. So any error that occurs
in the procedure will produce a fatal runtime error.
0 argument disables error handling within the
procedure until the next
Error statement is executed.
-1 argument disables an enabled exception in
the current procedure. (It resets the exception to
label argument specifies the label
that defines an error-handling routine within the current procedure.
Should an error occur, the procedure will be branched to this
A label must be suffixed with a colon. In addition, you cannot use a VB reserved word for a subroutine label name. For example:
label must be in the same procedure as the
When a runtime error occurs, program execution continues with the program line following the line that generated the error.