Other people also got problems with LO 7.4 and LT 5.8, see here: LibreOffice extension crash
The solution by Fred.Kruse works (comment 2): Use the snapshot build .oxt that fixed the problem of the extension.
Other people also got problems with LO 7.4 and LT 5.8, see here: LibreOffice extension crash
The solution by Fred.Kruse works (comment 2): Use the snapshot build .oxt that fixed the problem of the extension.