Hi,

editing Text in Frontpage Editor causes the following behavior:

1. Complete Preview disappears -> only a white box remains
2. Error on console.
3. Saving doesnt work any more.

Joomla is Version 3.10.3., Page Builder 3.8.1

Console: TypeError: setting getter-only property Symbol.species i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 o https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 engine.js:33:61348 Uncaught TypeError: setting getter-only property Symbol.species i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 i https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 o https://www.zeitschrift-pflegewissenschaft.de/components/com_sppagebuilder/assets/js/engine.js?5029e51e66aaf58bae66a64ddc4a848b:57 engine.js:57:274870