When you close a drawing, you may see this message:
"Transaction (Process ID 63) was deadlocked on lock | communication buffer resources with another process and has been chosen as the deadlock victim. Rerun the transaction."

The process ID number in your message may be different.
Why it happens
There was a communication error between EFD and Floorplan Live while your stand info was uploading.
How to fix it
Click OK. You'll then be asked whether to retry. Click Retry.
If that doesn't work, wait a few minutes and click Retry again.
If it still doesn't work, click No when asked to retry, close the plan, and contact us.