Please upload the .std file. Instructions are available in the wiki below
https://communities.bentley.com/products/ram-staad/w/structural_analysis_and_design__wiki/28129/how-can-i-upload-files-in-the-bentley-communities-forum
You may refer the below link to know the possible solution.
https://communities.bentley.com/products/ram-staad/f/ram-staad-forum/118211/warning
If still you face difficulties please upload the file here as explained by Sye.