XPath rules will not accept function calls without prefix (previously it was possible to invoke AS functions without prefix, e. g. isnull() instead of AS:isnull())
XPath rules will not accept function calls with prefix that is only defined in an external library, first the prefix has to be defined using an external XSLT function
Work queue classes need to have WorkQueueStructureSortSet
Work queue data structures need to have GetById filter set.
Only workflow actions with merge type Ignore can be invoked in lazily loaded screens. Before they failed now an error message is shown.