pdb maybe a little bug

I’m in remote debugging, I don’t in other way. Until now I launched pdb
with the executable as parameter so, I’v never seen the problem.
Now I start pdb and I connect it to a distant pdebug.
To start the application, I select File->Open new program.
In the requester, If I give the path and the executable name, it’s ok
but, if I browse using the file selector, the debugger is signaled with