A possible fix for missing node types, but we have problems with the handling of unknown NodeTypes internally.

gistfile1.txt

diff --git a/Classes/TYPO3/Neos/Service/ContentElementWrappingService.php b/Classes/TYPO3/Neos/Service/ContentElementWrappingService.php
index 3b5937f..60f0843 100644
--- a/Classes/TYPO3/Neos/Service/ContentElementWrappingService.php
+++ b/Classes/TYPO3/Neos/Service/ContentElementWrappingService.php
@@ -67,7 +67,12 @@ class ContentElementWrappingService {
 	 * @return \TYPO3\Fluid\Core\ViewHelper\TagBuilder
 	 */
 	public function wrapContentObjectAndReturnTagBuilder(\TYPO3\TYPO3CR\Domain\Model\Node $node, $typoscriptPath, $content, $isPage = FALSE) {
-		$nodeType = $node->getNodeType();
+
+		try {
+			$nodeType = $node->getNodeType();
+		} catch(\TYPO3\TYPO3CR\Exception\NodeTypeNotFoundException $e) {
+			$nodeType = new \TYPO3\TYPO3CR\Domain\Model\NodeType('unstructured', array(), array());
+		}
 
 		$tagBuilder = new \TYPO3\Fluid\Core\ViewHelper\TagBuilder('div');
 		$tagBuilder->forceClosingTag(TRUE);
diff --git a/Resources/Private/TypoScript/Prototypes/ContentCase.ts2 b/Resources/Private/TypoScript/Prototypes/ContentCase.ts2
index 73409c0..d719aa2 100644
--- a/Resources/Private/TypoScript/Prototypes/ContentCase.ts2
+++ b/Resources/Private/TypoScript/Prototypes/ContentCase.ts2
@@ -7,5 +7,7 @@ prototype(TYPO3.Neos:ContentCase) < prototype(TYPO3.TypoScript:Case) {
 		@position = 'end'
 		condition = TRUE
 		type = ${q(node).property('_nodeType.name')}
+
+		@exceptionHandler = 'TYPO3\\Neos\\TypoScript\\ExceptionHandlers\\NodeWrappingHandler'
 	}
 }