diff --git a/hibernate-core/src/main/java/org/hibernate/cfg/PropertyContainer.java b/hibernate-core/src/main/java/org/hibernate/cfg/PropertyContainer.java
index e2ef5b6b3f..e603ad38d9 100644
--- a/hibernate-core/src/main/java/org/hibernate/cfg/PropertyContainer.java
+++ b/hibernate-core/src/main/java/org/hibernate/cfg/PropertyContainer.java
@@ -79,6 +79,7 @@ class PropertyContainer {
 		propertyAccessMap = initProperties( AccessType.PROPERTY );
 
 		considerExplicitFieldAndPropertyAccess();
+
 	}
 
 	public XClass getEntityAtStake() {
@@ -184,6 +185,12 @@ class PropertyContainer {
 			if ( mustBeSkipped( property ) ) {
 				continue;
 			}
+			// HHH-10242 detect registration of the same property twice eg boolean isId() + UUID getId()
+			XProperty oldProperty = propertiesMap.get( property.getName() );
+			if ( oldProperty != null ) {
+				throw LOG.throwAmbiguousPropertyException( this.xClass, oldProperty.getName(), oldProperty.getType(), property.getType() );
+			}
+
 			propertiesMap.put( property.getName(), property );
 		}
 		return propertiesMap;
diff --git a/hibernate-core/src/main/java/org/hibernate/internal/CoreMessageLogger.java b/hibernate-core/src/main/java/org/hibernate/internal/CoreMessageLogger.java
index 01aab257df..c99295ee1f 100644
--- a/hibernate-core/src/main/java/org/hibernate/internal/CoreMessageLogger.java
+++ b/hibernate-core/src/main/java/org/hibernate/internal/CoreMessageLogger.java
@@ -23,6 +23,7 @@ import javax.transaction.SystemException;
 
 import org.hibernate.HibernateException;
 import org.hibernate.LockMode;
+import org.hibernate.annotations.common.reflection.XClass;
 import org.hibernate.cache.CacheException;
 import org.hibernate.dialect.Dialect;
 import org.hibernate.engine.jdbc.dialect.spi.DialectResolver;
@@ -1751,4 +1752,7 @@ public interface CoreMessageLogger extends BasicLogger {
 	@LogMessage(level = INFO)
 	@Message(value = "Omitting cached file [%s] as the mapping file is newer", id = 473)
 	void cachedFileObsolete(File cachedFile);
+
+	@Message(value = "Ambiguous property detected %s.%s (of types %s and %s). Mark one as @Transient.", id = 474)
+	HibernateException throwAmbiguousPropertyException(XClass entity, String propertyName, XClass firstPropertyType, XClass secondPropertyType);
 }