010588: Zonal Histogram graph cannot be created unless the parameter Zones as rows in output table is checked or specified as ZONES_AS_ROWS in ArcPy.

Description

Output graph name (out_graph in Python) is only supported in AllSource when the Zones as rows in output table parameter is checked or specified as ZONES_AS_ROWS in ArcPy.

Solution

Ensure that the Zones as rows in output table parameter is checked (specified as ZONES_AS_ROWS in ArcPy) and an Output graph name is specified.