Please help me about the attachment picture, as you know that sometimes my computer was shutting down without save all my work of p&id drawing with added new equipment with tagged C2701-01, next time i opened my autocad and then new equipment is blank but when i add new equipment with tag C2701-01 error message always appear. would you have solution with this matter?
Solved! Go to Solution.
Close all your file in the project,after go to right-clic project name and select audit project.
This command check all drawing with error & delete all unused tag number.