I can confirm this bug when using the gnash plugin, only occasionally leading to a full crash, more often than not just either collapsing or blanking the flash content area. Removing the plugin, then installing the non-free adobe plugin (labelled as version 9.0 r115) solves the problem.
I can confirm this bug when using the gnash plugin, only occasionally leading to a full crash, more often than not just either collapsing or blanking the flash content area. Removing the plugin, then installing the non-free adobe plugin (labelled as version 9.0 r115) solves the problem.