LPS-50670 Create a new exception
LPS-50670 Fix exceptions template to avoid source format error: Apply same fix as applied in a007f8a
LPS-50670 Autogenerated Exception
LPS-50670 Throw the exception if the abstract is custom but its value is empty
LPS-50670 Lang props
LPS-50670 Run build-service-portlet-blogs - Add missed changes