Unable to collect from Enterprise Vault (EV)
EVCollectionSearcherException: [#422300] EV searcher error - 440,879 Searcher exited with non-zero error code
DCOM ports blocked between eDiscovery Platform and Enterprise Vault servers.
Download the Word document referenced in the article link below for details on DCOM port access to Enterprise Vault.
Enterprise Vault is now supported within environments restricting RPC/DCOM network traffic. This document describes how to configure Enterprise Vault for restricted DCOM access.