TYPO3 Core

While editing a fe_groups-record clicking the plus-button to add a filemount might call on "overly long" URI. With an nginx-server in default-configuration I reproducibly get a "414 Request-URI Too Large".

URL leading to this was (a little anonymized):
http://devspace.something.whateverurl.example.com/typo3/index.php?route=%2Fwizard%2Fadd&token=9374b57a3a21db9bf2c55d20556770dfd57f68ba&P[fieldConfig][type]=select&P[fieldConfig][renderType]=selectMultipleSideBySide&P[fieldConfig][foreign_table]=sys_filemounts&P[fieldConfig][foreign_table_where]=%20AND%20sys_filemounts.pid%3D0%20ORDER%20BY%20sys_filemounts.title&P[fieldConfig][size]=3&P[fieldConfig][maxitems]=100&P[fieldConfig][autoSizeMax]=10&P[fieldConfig][wizards][_VERTICAL]=1&P[fieldConfig][wizards][edit][type]=popup&P[fieldConfig][wizards][edit][title]=LLL%3AEXT%3Alang%2Flocallang_tca.xlf%3Afile_mountpoints_edit_title&P[fieldConfig][wizards][edit][module][name]=wizard_edit&P[fieldConfig][wizards][edit][popup_onlyOpenIfSelected]=1&P[fieldConfig][wizards][edit][icon]=EXT%3Abackend%2FResources%2FPublic%2FImages%2FFormFieldWizard%2Fwizard_edit.gif&P[fieldConfig][wizards][edit][JSopenParams]=width%3D800%2Cheight%3D600%2Cstatus%3D0%2Cmenubar%3D0%2Cscrollbars%3D1&P[fieldConfig][wizards][add][type]=script&P[fieldConfig][wizards][add][title]=LLL%3AEXT%3Alang%2Flocallang_tca.xlf%3Afile_mountpoints_add_title&P[fieldConfig][wizards][add][icon]=EXT%3Abackend%2FResources%2FPublic%2FImages%2FFormFieldWizard%2Fwizard_add.gif&P[fieldConfig][wizards][add][params][table]=sys_filemounts&P[fieldConfig][wizards][add][params][pid]=0&P[fieldConfig][wizards][add][params][setValue]=prepend&P[fieldConfig][wizards][add][module][name]=wizard_add&P[fieldConfig][wizards][list][type]=script&P[fieldConfig][wizards][list][title]=LLL%3AEXT%3Alang%2Flocallang_tca.xlf%3Afile_mountpoints_list_title&P[fieldConfig][wizards][list][icon]=EXT%3Abackend%2FResources%2FPublic%2FImages%2FFormFieldWizard%2Fwizard_list.gif&P[fieldConfig][wizards][list][params][table]=sys_filemounts&P[fieldConfig][wizards][list][params][pid]=0&P[fieldConfig][wizards][list][module][name]=wizard_list&P[fieldConfig][items]0⁰=puzzles&P[fieldConfig][items]⁰¹=1&P[fieldConfig][items]⁰²=mimetypes-x-sys_filemounts&P[fieldConfig][items]⁰³=&P[params][table]=sys_filemounts&P[params][pid]=0&P[params][setValue]=prepend&P[exampleImg]=&P[table]=be_groups&P[uid]=1&P[pid]=0&P[field]=file_mountpoints&P[flexFormPath]=&P[md5ID]=ID639175bf73&P[returnUrl]=%2Ftypo3%2Findex.php%3Froute%3D%252Frecord%252Fedit%26token%3Dcab08ece3b9f52772ddd7dd6d67522c3795ecaa2%26edit%5Bbe_groups%5D%5B1%5D%3Dedit%26returnUrl%3D%252Ftypo3%252Findex.php%253FM%253Dweb_list%2526moduleToken%253D7dc04b0ee4d4a414dce8c3ee85bba7ea4f2e3795%2526id%253D0%2526imagemode%253D1