When user does not have a profile picture set blog post macro and browse space blogs log errors

caused by: java.lang.IllegalArgumentException
at java.net.URI.create(URI.java:842)
caused by: java.net.URISyntaxException: Illegal character in path at index 7: /pages/"/confluence/s/1908/1/_/images/icons/user_16.gif/"
at java.net.URI$Parser.fail(URI.java:2809)

2010-06-16 14:07:48,081 ERROR [http-8080-Processor20] [[Catalina].[localhost].[/confluence].[default]] invoke Servlet.service() for servlet default threw exception
java.lang.IllegalArgumentException