</code></dt>
 <dd> Raised if the 
 configuration parameter "ignore-unknown-character-denormalizations" is 
 set to <code>false</code> and a character is encountered for which the 
 processor cannot determine the normalization properties. </dd>
 <dt>
 <code>"unsupported-encoding" [fatal]</code></dt>
 <dd> Raised if an unsupported 
 encoding is encountered. </dd>
 <dt><code>"unsupported-media-type" [fatal]</code></dt>
 <dd> 
 Raised if the configuration parameter "supported-media-types-only" is set 
 to <code