Error: No Function Definition: LOOKUP (Placing or Regenerating a Plant Schedule, September 2025)

Issue

You're seeing an No Function Definition: LOOKUP error message when trying to place or regenerate a Plant Schedule in September 2025.

You may be seeing a spinning blue wheel when attempting to place the schedule, and you may only be able to place a Plant Schedule when hovering over the Plant Manager.

Cause

A bug in Land F/X version 21.88 (September 2025) is causing this error, which is interfering with our Plant Schedule tool. We've engineered a fix for this issue with Land F/X 21.89.

Solution

Follow our steps to update Land F/X to the latest version, which includes a fix for this error. You should now be able to place or regenerate a Plant Schedule without experiencing the issue.