The property name does not seem to exist in Doctrine\ORM\EntityManager.
An attempt at access to an undefined property has been detected. This may either be a typographical error
or the property has been renamed but there are still references to its old name.
If you really want to allow access to undefined properties, you can define magic methods
to allow access. See the php core documentation on Overloading.
The method mapManyToOne() does not seem to exist on object<Doctrine\ORM\EntityManager>.
This check looks for calls to methods that do not seem to exist on a given type.
It looks for the method on the type itself as well as in inherited classes or
implemented interfaces.
This is most likely a typographical error or the method has been renamed.
An attempt at access to an undefined property has been detected. This may either be a typographical error or the property has been renamed but there are still references to its old name.
If you really want to allow access to undefined properties, you can define magic methods to allow access. See the php core documentation on Overloading.