Possibly related to webkit? Seeing similar behaviour with Ubuntu 12.10 / Evolution 3.6.2 when preview is enabled for messages. If preview is enabled, some messages (not sure the pattern yet) will cause Evolution to hang when the preview tries to load. If preview is disabled, message can be viewed successfully by clicking on message.
Possibly related to webkit? Seeing similar behaviour with Ubuntu 12.10 / Evolution 3.6.2 when preview is enabled for messages. If preview is enabled, some messages (not sure the pattern yet) will cause Evolution to hang when the preview tries to load. If preview is disabled, message can be viewed successfully by clicking on message.