Merge pull request #5663 from segmentio/courtneyga-patch-7

Update insert-functions.md

Author: cmastr

src/connections/functions/insert-functions.md

@@ -488,6 +488,10 @@ Yes, you can have both destination filters and destination insert functions in t
 
 Segment's data pipeline applies destination filters before invoking insert functions. 
 
+##### Why am I receiving a 500 Internal Error when saving the same of the destination insert function?
+
+There is an 120-Character limit for the insert function display name.
+
 {% comment %}
 
 ## Using Segment's Public API