I am trying to access an AGOL feature service from one of my clients. I thought the issue had to do with special characters in the group and feature service names, but I get the same error with that corrected.
Creating reader for format: Esri ArcGIS Online (AGOL) Feature Service
Trying to find a PYTHON plugin for reader named `ARCGISONLINEFEATURES'
Loaded Python module `arcgisonlinefeatures' from file `C:\\Program Files\\FME\\python\\python37\\arcgisonlinefeatures\\__init__.pyc'
Creating reader for format: Esri ArcGIS Online (AGOL) Feature Service
Trying to find a PYTHON plugin for reader named `ARCGISONLINEFEATURES'
Loaded Python module `arcgisonlinefeatures' from file `C:\\Program Files\\FME\\python\\python37\\arcgisonlinefeatures\\__init__.pyc'
ArcGIS Online Feature Service Reader: Requesting portal information
ArcGIS Online Feature Service Reader: Getting list of user content items in 'UNCC_Locate'
ArcGIS Online Feature Service Reader: Searching for all groups in the organization accessible to user 'UNCC_Contractor'
ArcGIS Online Feature Service Reader: Could not find a Feature Service item matching the Feature Service directive 'UNCC_Locate/Call_Before_You_Dig/Stormwater_Pond_Connector'
ARCGISONLINEFEATURES reader: A fatal error has occurred. Check the logfile above for details
Failed to obtain any schemas from reader 'ARCGISONLINEFEATURES' from 1 datasets. This may be due to invalid datasets or format accessibility issues due to licensing, dependencies, or module loading. See logfile for more information
UniversalReader -- readSchema resulted in 0 schema features being returned
Reader Parameter(0) = ><
Reader Parameter(1) = >LIST_NAMES_MODE<
Reader Parameter(2) = >LAYERS<
Reader Parameter(3) = >NC<
Reader Parameter(4) = >sfuller<space>Esri<space>ArcGIS<space>Online02<
Reader Parameter(5) = >FEATURESERVICE<
Reader Parameter(6) = >UNCC_Locate/Call_Before_You_Dig/Stormwater_Pond_Connector<
Reader Parameter(7) = >_MERGE_SCHEMAS<
Reader Parameter(8) = >YES<
Reader Parameter(9) = >RETRIEVE_ALL_TABLE_NAMES<
Reader Parameter(10) = >YES<
Reader Directive(0) = >RUNTIME_MACROS<
Reader Directive(1) = >LIST_NAMES_MODE,LAYERS,NC,sfuller<space>Esri<space>ArcGIS<space>Online02,FEATURESERVICE,UNCC_Locate/Call_Before_You_Dig/Stormwater_Pond_Connector,_MERGE_SCHEMAS,YES,RETRIEVE_ALL_TABLE_NAMES,YES<
UniversalReader -- readSchema resulted in 0 schema features being returned
Failed to obtain any schemas from reader 'ARCGISONLINEFEATURES' from 1 datasets. This may be due to invalid datasets or format accessibility issues due to licensing, dependencies, or module loading. See logfile for more information