How to solve this issue please

how to solve this issue please

Hi Ammer,
After clicking OK button, program may give coordinate of problematical node, track that coordinate and find geometric data problem in your project, fix the data.
İf you don't get progress, you may add your project to your message, so we can help you.

thanks mr.hakan i solved my issue,
only i want the turkish soil code which are the idecad depends on there equation so can i understand easily

thanks mr.hakan i solved my issue,
only i want the turkish soil code which are the idecad depends on there equation so can i understand easily