There is no file with URL 'Bill/dbReportProceduresNew' in this Web
Error says all. File path you have given to add the file is not valid. Make sure the path used is correct and file exists in that path.
Either, use a absolute path directly OR use a correct relative path. You would need to make sure that the path is correct such that file is found and used.
For relative path, you can try this Tip and resolve the path correctly before setting the source of the file:
Resolving Paths in a Multi-Folder WebSite[
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