[Zope] PABlog error message

[Stephan Goeldi]

> You know about tracebacks? Look at them...

There is no traceback. The following is in the source code, but no
traceback:

 <div>
        
        <h1>Site error</h1>

        
        <p>
        This site encountered an error trying to fulfill your request.
        The errors were:
        </p>
        
            <div class="group">
                
                <span class="legend">Error Details</span>
                
                <div class="row">
                    <div class="label">
                    Error Type
                    </div>

            
                    <div class="field">KeyError</div>
                </div>        
            
                        
            
                <div class="row">
                    <div class="label">
                    Error Value
                    </div>
            
                    <div class="field">isAnon</div>
                </div>        
                
            </div>

        
        </div>