onChange client Scripts are executing twice on Date Variables when there value is cleared or changed as part of the script in Service Portal - Known Error

onChange client Scripts are executing twice on Date Variables when there value is cleared or changed as part of the script in Service Portal Description onChange client Scripts are executing twice on Date Variables when their value is cleared or changed as part of the script in Service Portal

Steps to Reproduce

Log in to an OOTB London instance (verified in demonightlylondon) Open the record producer 'Create incident' https:// .service-now.com/nav_to.do?uri=sc_cat_item_producer.do?sys_id=3f1dd0320a0a0b99000a53f7604a2ef9 Create a Date variable, say 'start_date' Create an onChange catalog client script on the above Date variable as follows: Name: test alert UI type: all Type: onChange Variable name: start_date Script: function onChange(control, oldValue, newValue, isLoading) { if (isLoading || newValue == '') { return; } //Type appropriate comment here, and begin script below if(newValue) { alert("Called-oldvalue:"+oldValue+";newvalue="+newValue); g_form.clearValue('start_date'); } } Open the Record Producer from the Service Portal https:// .service-now.com/sp?id=sc_cat_item&sys_id=3f1dd0320a0a0b99000a53f7604a2ef9 Select a date for the above Date variable Expected behavior: When you change the value of Date Variable 'start_date', the alert should show once.

Actual behavior: When you change the value of Date Variable 'start_date', the alert shows twice.

Note: The issue is seen only on Date variables. If we repeat the same steps for a Single Line Text variable, the alert is shown only once.

Workaround This issue is under review. To receive notifications when more information is available, subscribe to this Known Error article by clicking the Subscribe button at the top right of the article. If you are able to upgrade, review the Fixed In field to determine whether any versions have a permanent fix.