The core error message is:
Unable to complete retrieval request Reason: Catastrophic failure (0x8000ffff) Vault: Domino Admin/Veritas Vault Id: 109D438B720827A41AA8590614D17944F1110000evserver1.EV.LOCAL Item Id: 201601052011727~201601051628220000~Z~B015DE4451D73CE80D866E82F9B25451 Reference: Vault/RI Extended Item Info: Supplementary Info: (0xc0041ae2)
Depending on which part of the EV product initiated the retrieval, some of the surrounding logging may vary in its verbiage.
The Notes client on the EV server is installed in multi-user mode rather than single-user mode.
Uninstall Notes and reinstall it, ensuring that you choose the option marked "Single User Install" from the installation wizard.