12.5. Error code
If an XML-RPC error is received, this is encoded in the following form.
<fault>
<value>
<struct>
<member>
<name>faultCode</name>
<value><int>1000</int></value>
</member>
<member>
<name>faultString</name>
<value><string>Invalid public key.</string></value>
</member>
</struct>
</value>
</fault>
