To check if a UTCDateTime is null you can use Global::utcDateTimeNull()
if(this.ExpiryDate == Global::utcDateTimeNull())
{
.....
}AX / D365FO – Check if a utcDateTime is Null in X++
More Posts
To check if a UTCDateTime is null you can use Global::utcDateTimeNull()
if(this.ExpiryDate == Global::utcDateTimeNull())
{
.....
}More Posts
AX / Dynamics 365 For Finance and Operations blog 
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