The trap mechanism in Mumps has similarities to the exception mechanism in many other language. Most examples I have seen of trap usage is for catching unintent
fulfillment
django-import-export-celery
faktor-ips
pega
treelist
bluetooth-printing
gridview.builder
zeos
box2d
js-amd
webdatarocks
isession
redirect-uri-mismatch
webview-flutter
minidom
cmp
page-layout
delayedvariableexpansion
evb
report-builder2.0
custom-event
windows-1252
custom-button
sparkling-water
workwithplus
latex-suite
thread-sleep
showdialog
haml
trivially-copyable