From a7c9ff2c5702eadc6862746b7516ce27c7a5febd Mon Sep 17 00:00:00 2001
From: Dmitry Avdeev <dmitry.avdeev@jetbrains.com>
Date: Tue, 23 May 2023 18:16:10 +0300
Subject: [PATCH] EA-827720 - IAE: XmlUtil.$$$reportNull$$$0

GitOrigin-RevId: 74cffaeb3aa8ef5a453ed6cb6da10ae01e8ecefa
---
 .../intellij/psi/impl/source/xml/TagNameVariantCollector.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/xml/xml-psi-impl/src/com/intellij/psi/impl/source/xml/TagNameVariantCollector.java b/xml/xml-psi-impl/src/com/intellij/psi/impl/source/xml/TagNameVariantCollector.java
index 2eb6d1dc5dd5..0dc9187cef3e 100644
--- a/xml/xml-psi-impl/src/com/intellij/psi/impl/source/xml/TagNameVariantCollector.java
+++ b/xml/xml-psi-impl/src/com/intellij/psi/impl/source/xml/TagNameVariantCollector.java
@@ -160,7 +160,9 @@ public final class TagNameVariantCollector {
     if (XmlUtil.nsFromTemplateFramework(childNamespace)) return true;
     if (parentTag == null) return true;
     if (parentDescriptor == null) return false;
-    final XmlTag childTag = parentTag.createChildTag(childDescriptor.getName(), childNamespace, null, false);
+    String name = childDescriptor.getName();
+    if (name == null) return false;
+    final XmlTag childTag = parentTag.createChildTag(name, childNamespace, null, false);
     childTag.putUserData(XmlElement.INCLUDING_ELEMENT, parentTag);
     XmlElementDescriptor descriptor = parentDescriptor.getElementDescriptor(childTag, parentTag);
     return descriptor != null && (!strict || !(descriptor instanceof AnyXmlElementDescriptor));