00368: Attribute-driven symbology uses non-Arcade expression

Attribute-driven symbology in web scene layers support Arcade expressions only.

Solution

Change one or more of the transparency, rotation, size, or color visual variables to use an Arcade expression.

1. Right-click the layer in the Contents pane and click Symbology .
2. In the Symbology pane, click the Vary symbology by attribute button .
3. Expand the visual variable heading and click the Set an expression button next to the field.
4. In the Language drop-down menu, click Arcade and click OK.
5. In the Sharing pane, click Analyze.

The error is resolved.