Encountered
`[WZtMzQpAMFMAAFSENMYAAABT] 2017-08-21 21:12:45: Критичний виняток типу «BannerDataException»`
`[WZtNDQpAAEMAAJN7L4sAAABE] 2017-08-21 21:13:50: Критичний виняток типу «BannerDataException»`
`[WZtNaApAMFEAAH29CTAAAABA] 2017-08-21 21:15:21: Критичний виняток типу «BannerDataException»`
`[WZtOJwpAMFUAAEgb798AAAAR] 2017-08-21 21:18:32: Критичний виняток типу «BannerDataException»`
`[WZtXMwpAIDUAAFCNohsAAAAY] 2017-08-21 21:57:08: Критичний виняток типу «BannerDataException»`
when trying to clone https://meta.wikimedia.org/wiki/Special:CentralNoticeBanners/edit/Community_banner_template with name of `WikiEncuentro-Cali-2017` and desc of `[[CentralNotice/Request/WikiEncuentro Cali 2017]]`.
### Error
```name=message
BannerDataException: Banner name must be in format /^[A-Za-z0-9_]+$/
```
```name=exception.trace,lines=10
#0 /srv/mediawiki/php-1.35.0-wmf.16/extensions/CentralNotice/includes/specials/SpecialCentralNoticeBanners.php(922): Banner->cloneBanner(string, User, string)
#1 /srv/mediawiki/php-1.35.0-wmf.16/includes/htmlform/HTMLForm.php(694): SpecialCentralNoticeBanners->processEditBanner(array, CentralNoticeHtmlForm)
#2 /srv/mediawiki/php-1.35.0-wmf.16/includes/htmlform/HTMLForm.php(586): HTMLForm->trySubmit()
#3 /srv/mediawiki/php-1.35.0-wmf.16/extensions/CentralNotice/includes/specials/SpecialCentralNoticeBanners.php(452): HTMLForm->tryAuthorizedSubmit()
#4 /srv/mediawiki/php-1.35.0-wmf.16/extensions/CentralNotice/includes/specials/SpecialCentralNoticeBanners.php(90): SpecialCentralNoticeBanners->showBannerEditor()
#5 /srv/mediawiki/php-1.35.0-wmf.16/includes/specialpage/SpecialPage.php(575): SpecialCentralNoticeBanners->execute(string)
#6 /srv/mediawiki/php-1.35.0-wmf.16/includes/specialpage/SpecialPageFactory.php(611): SpecialPage->run(string)
#7 /srv/mediawiki/php-1.35.0-wmf.16/includes/MediaWiki.php(298): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext)
#8 /srv/mediawiki/php-1.35.0-wmf.16/includes/MediaWiki.php(967): MediaWiki->performRequest()
#9 /srv/mediawiki/php-1.35.0-wmf.16/includes/MediaWiki.php(530): MediaWiki->main()
#10 /srv/mediawiki/php-1.35.0-wmf.16/index.php(46): MediaWiki->run()
#11 /srv/mediawiki/w/index.php(3): require(string)
#12 {main}
```