TYPO3 Core

With the current master the following exception is shown when opening the form editor:

Backend Problem¶

Uncaught TYPO3 Exception
#1257246929: Tried resolving a template file for controller action "Standard->_ElementToolbar" in format ".html", but none of the paths contained the expected template file (Standard/_ElementToolbar.html). The following paths were checked: 
typo3/sysext/form/Resources/Private/Backend/Templates/FormEditor/ (More information)

TYPO3Fluid\Fluid\View\Exception\InvalidTemplateResourceException thrown in file
typo3_src-master/vendor/typo3fluid/fluid/src/View/TemplatePaths.php in line 587.

Frontend Problem¶

( ! ) Fatal error: Maximum function nesting level of '500' reached, aborting! in ...
13 TYPO3Fluid\Fluid\View\AbstractTemplateView->render( )
58 FormFrontend_action_Render_57c909d12e32f70650855093347757b0f1c0131c->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_render_57c909d12e32f70650855093347757b0f1c0131c.php:57-79}( )
72 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )
73 TYPO3\CMS\Form\ViewHelpers\RenderRenderableViewHelper::renderStatic( )    .../FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:58
74 TYPO3\CMS\Form\Mvc\View\FormView->renderRenderable( )    .../RenderRenderableViewHelper.php:66
75 TYPO3Fluid\Fluid\View\AbstractTemplateView->render( )    .../FormView.php:204
76 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->render( )    .../AbstractTemplateView.php:185
77 TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper::renderStatic( )    .../FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:138
78 TYPO3Fluid\Fluid\Core\ViewHelper\ViewHelperInvoker->invoke( )    .../AbstractViewHelper.php:501
79 TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper->initializeArgumentsAndRender( )    .../ViewHelperInvoker.php:78
80 TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper->callRenderMethod( )
82 TYPO3\CMS\Fluid\ViewHelpers\FormViewHelper->render( )
83 TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper->renderChildren( )
84 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )
96 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )
108 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )
...
468 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )
480 FormFrontend_action_Form_dea041b15f64d9cdc38b29fdfdb5a440999e493e->{closure:/Users/olly/Development/vhosts/ip8.local/typo3temp/var/Cache/Code/fluid_template/FormFrontend_action_form_dea041b15f64d9cdc38b29fdfdb5a440999e493e.php:45-89}( )