thumbnail not works for user's avatar

[vadimfomin]

 I try to add avatar for alfresco user. Error message: 'The content node was not specified so the content cannot be streamed to the client: classpath*:alfresco/templates/webscripts/org/alfresco/repository/thumbnail/thumbnail.get.js' appearance. I use alfresco 5.2

[jpotts]

Did you ever solve this problem? If not, please provide:

* The exact Alfresco version number.

* Full exception stack trace from the log.

* Whether or not this happens for every user (including admin) or a handful of users or just a single user.

* Exact browser version.