title: Publish error again, error: 0x80880253
body: <p>I recently repaired Visual&nbsp;Studio&nbsp;2005 after getting a publish error.</p>
  
  <p>Now I get the following error. How do I fix it?</p>
  
  <blockquote>
    <p>Error  2  SignTool reported an error 'Failed to sign bin\Release\TBRHelp.publish\setup.exe. SignTool Error: ISignedCode::Sign returned error: 0x80880253</p>
    
    <p>The signer's certificate is not valid for signing.</p>
    
    <p>SignTool Error: An error occurred while attempting to sign: bin\Release\TBRHelp.publish\setup.exe</p>
  </blockquote>