When in datum editing mode and trying to create or edit a datum you may get one or multiple popup windows with the following message:
The node layer has not been setup correctly in Map Builder
Start Map Builder, select the Nodes layer that relates to the Datum layer you want to edit and bring its properties window by double-clicking on it.
Select "Custom Tags" under "Theme Options"
Create (or update) the custom tag called "TooltipColumns" (Note- the tag name is case-sensitive) and set its value to: NO_NODE_ID,NO_NODE_NAME,NO_DESCR as shown below:
Make sure you restart AWLRS before editing again.
AWLRS Administration Guide
AWLRS Product Installation and Upgrade Guide
AssetWise ALIM Linear Referencing Services V1.0 Learning Path on the Bentley Learn Server
Bentley Technical Support KnowledgeBase
Bentley LEARN Server