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New AutoCAD 2026 commands and sys.variables and env.variables,.
CAD tip # 6643:
Question
A
The icon - a yellow triangle with an exclamation sign: 

indicates a change (update) of an attached xref. This notification can be supressed using the XREFNOTIFY variable.
This notification may be delayed against the real change of the related xref file. This delay (the poll-interval for detecting changes) is controlled by the environment variable XNOTIFYTIME. Its value in minutes can be set through Windows system settings or with the setenv command - e.g.:
(setenv "XNOTIFYTIME" "3")(sets the interval to 3 minutes)
ACADADTACLT


28.4.2009
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