How to debug a dll in windows application

Hi,

If you have a project reference, it work immediately.

If it is a dll file reference, you need the debugging symbols file (with extention "pdb" ) to be in the same folder as the dll. Check that your projects are generating debug symbols

Check following setting

project properties => Build => Advanced => Output / Debug Info = full

always Copied the dll with pdb file.

Let us know if you facing any issue.

1) Launch the application (Exe) in debug mode that consumes the dll

2) From visual studio, select Debug->Attach to Process

3) From there you can debug