Joker

Results 4 issues of Joker

path.js:28 Uncaught TypeError: Path must be a string. Received undefined at assertPath (path.js:28:11) at dirname (path.js:1345:5) at Function.getRoot (webpack-internal:///1779:154:13) at bindings (webpack-internal:///1779:60:32) at eval (webpack-internal:///1773:5:50) at Object. (https://localhost:3001/dist/bundle.js:12286:1) at __webpack_require__...

onlyoffice version:7.1.1 eg: [table.docx](https://github.com/ONLYOFFICE/DocumentServer/files/8973428/table.docx)

bug

![企业微信截图_14384c35-1417-46f3-bc00-7e8238ed4705](https://user-images.githubusercontent.com/11498128/75952837-dbba4f80-5eea-11ea-8105-d0621d2f5d24.png) When the content is longer, it becomes a line