User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:188.8.131.52) Gecko/20091221 Firefox/3.5.7 GTBDFff GTB7.0 (.NET CLR 3.5.30729) Build Identifier: Thunderbird 3 with Lightning 1.0b1 In the Thunderbird view I cannot access the lightning view. The button and toolbar is missing in the current configuration. Reproducible: Always Steps to Reproduce: 1.Open Tunderbird 2.Cannot see/access Lightning 3.
You don't see them because they don't exists anymore. Lightning 1.0b1 now uses tabs in Thunderbird. You can open the calendar and task tab by using the menu or by using the shortcut buttons in the tab bar.