this.messages.browserStorage = new Backbone.BrowserStorage[_converse.message_storage](b64_sha1("converse.messages".concat(this.get('jid')).concat(_converse.bare_jid)));
_converse.api.alert.show(Strophe.LogLevel.ERROR, __('Error'), [__('Sorry, there was an error while trying to remove %1$s as a contact.', _this2.model.contact.getDisplayName())]);
this.messages.browserStorage = new Backbone.BrowserStorage[_converse.message_storage](b64_sha1("converse.messages".concat(this.get('jid')).concat(_converse.bare_jid)));
_converse.api.alert.show(Strophe.LogLevel.ERROR, __('Error'), [__('Sorry, there was an error while trying to remove %1$s as a contact.', _this2.model.contact.getDisplayName())]);