AJAX error - Runtime Error in component "EnsEMBL::Web::Component::Transcript::TranslationImage [content]"

Function EnsEMBL::Web::Component::Transcript::TranslationImage fails to execute due to the following error:

	Can't call method "translation_object" on an undefined value at
	... /usr/local/ensembl-live/eg-plugins/common/modules/EnsEMBL/Web/Component/Transcript/TranslationImage.pm line
	... 7.