Image Manager: Error 500: Invalid Function Call - Joomla! Forum - community, help and support

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hi all,
i upgraded joomla 3 on 2 of websites , looked in front end , end. nice job team working on it.

but today went add image page , after hit save on page (before hit save can see image).

image url: \"images/joomla_logo_black.jpg\"
image description: \"\"

anyone know need do?
thank in advance time,

mike

here system info:
database version 5.1.65-cll
database collation utf8_general_ci
php version 5.3.17
web server apache
webserver php interface cgi-fcgi
joomla! version joomla! 3.0.1 stable [ ember ] 09-october-2012 14:00 gmt
joomla! platform version joomla platform 12.2.0 stable [ neil armstrong ]






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