Validation returns an invalid_content error message.

Expressions list not terminated by full stop/period

The expressions list contained in the expr.src property must end with a full stop.


  1. On the Canvas panel, select the component that contains the error.
  2. In the Edit view of the Settings panel, click PROPERTIES.
    The Property Editor window appears.
  3. Select the Content view of the property in the Property Editor.
  4. Enter a full stop/period character at the end of the property content.

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