If you are getting this error when attempting to create a proposal, you can follow these steps /span>
Solution:
Go into the consumption profile for the design they want to use. Usually, there is only one.
Select “residential” and change it to anything else.
Now change it back to “residential.”
Click “Done.”
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Go back to the proposal.
Click on the “Update Pricing” button.
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The error should now be cleared. If additional TPO errors occur, reach out to support for assistance.