hibernate/hibernate-orm · error · PropertyAccessException

IllegalArgumentException occurred calling

Error message

IllegalArgumentException occurred calling

What it means

Error "IllegalArgumentException occurred calling" thrown in hibernate/hibernate-orm.

Source

Thrown at hibernate-core/src/main/java/org/hibernate/property/access/spi/GetterMethodImpl.java:69

					"Exception occurred inside",
					false,
					containerClass,
					propertyName
			);
		}
		catch (IllegalAccessException iae) {
			throw new PropertyAccessException(
					iae,
					"IllegalAccessException occurred while calling",
					false,
					containerClass,
					propertyName
			);
			//cannot occur
		}
		catch (IllegalArgumentException iae) {
			CORE_LOGGER.illegalPropertyGetterArgument( containerClass.getName(), propertyName );
			throw new PropertyAccessException(
					iae,
					"IllegalArgumentException occurred calling",
					false,
					containerClass,
					propertyName
			);
		}
	}

	@Override
	public @Nullable Object getForInsert(Object owner, Map<Object, Object> mergeMap, SharedSessionContractImplementor session) {
		return get( owner );
	}

	@Override
	public Class<?> getReturnTypeClass() {
		return getterMethod.getReturnType();
	}

View on GitHub (pinned to fad1729dce)

Solutions

1. Ensure the getter is invoked on an instance of the correct declaring class.
2. Check for proxy/subclass mismatches between the mapped class and the runtime object.

When it happens

Trigger: A runtime precondition of the Hibernate API is violated.

Common situations: Occurs when application code or configuration does not satisfy the documented contract of the API being called.

AI-assisted analysis of hibernate/hibernate-orm@fad1729dce (2026-08-22). Data as JSON: /api/errors/cb77eb70ad3d328a. Report an issue: GitHub.