Post stopped due to ORA-01732: data manipulation operation not legal on a view.
Poster stopped because of transactions on the materialized views in the queue.
Replicatiing to materialized views on target is not supported.
Activate new config without the materialized views on the source,
but the target post queue will not stay open because it has materilized view transactions pending.
Please set post debug and find out which subqueue, read first transaction in that queue, remove it. Please refer SOL25 for how to set post debug and SOL26295 for how to remove the offending message.