Could not connect to Veeam ONE Monitoring Server specified in Settings > Client Settings.

Challenge After launching the Veeam ONE Client, a pop-up appears with the message: Could not connect to Veeam ONE Monitoring Server specified in Settings Client Settings. Cause This occurs when the Veeam ONE Client cannot connect to the Veeam ONE Monitoring Server specified during the launch of t...

How to Run Multiple Instances of the Veeam One Client

Purpose This article documents to enable multiple instances of the Veeam ONE Client to be launched on the same machine. By default attempting to launch a second Veeam ONE Client while one is already running will change focus to the existing running Veeam ONE Client. The setting document in this...

How to Install, Change, or Remove the Veeam ONE License

Purpose This article documents how to manually install, change, or remove a license for Veeam ONE. Solution Install License 1. Open Veeam ONE Client. 2. Click the Main Menu ≡ in the top-left corner. 3. Click License. 4. In the dialog window that appears, click Install License. 5. Using the file...

Disabling client authorization check on Veeam ONE Monitor Server

Purpose There might be several reasons to disable client authorization check on the Veeam Monitor Server: 1. It is necessary to use Veeam ONE Monitor Client outside the domain to which Veeam ONE Monitor Server belongs. 2. ​It is necessary to disable or bypass client account authentication to...

How to Run Scripts With Veeam One Client

Purpose This article provides additional information about running scripts with Veeam ONE Client. Solution Script Configuration Scripts can be configured for the following action types: As an alarm notification action -- select this option if you want to run a custom script when the alarm is...

Veeam ONE: No Collection Data within Monitor, or Collection Stops Updating.

Challenge Data collection stops within Veeam ONE Monitor, or there is no longer any new data from a certain point. Cause This is due to the following database error involving a lack of space in the primary file group for the database .mdf file. Here is a snippet from the Monitor Logs that you wil...

An error message "Collecting thread has failed to initialize (Time difference between Veeam Monitor server and ESX host is too large. Make sure that NTP is enabled on ESX host and try again.) and will be stopped" in Veeam Monitor

Challenge The error "Connection problems" appears with vCenter server or ESXi host in Veeam ONE Monitor client infrastructure view. vCenter server or the ESXi host becomes grayed out: No data goes to the Veeam ONE Monitor client and into the Veeam ONE database. vCenter server or ESXi might be...

Unable to Use the "Processes" Tab in Veeam ONE

Challenge The following message is displayed when opening the Processes tab in Veeam ONE Client for a Virtual Machine: Failed to connect to the Guest OS. Verify that server is up, running, and accessible to Veeam ONE server. Solution Please ensure that the prerequisites are met: VMware vSphere...

Veeam ONE Monitor SNMP MIBs

Purpose This article provides an MIB file that can be used by SNMP receivers that are being sent SNMP traps when configured as documented in: Veeam ONE Monitoring Guide: Configuring SNMP Traps. Solution Download Veeam ONE SNMP MIB MD5: 21E8DDEFEC6824CA20E8C862CDA76B40 SHA-1:...

Reported CPU Usage Values Differ in vCenter and Veeam ONE

Challenge The reported maximum, minimum, and average CPU usage values do not match between the vCenter and Veeam ONE. Cause How the Values Are Calculated in vSphere Client VMware calculates these values with Hyperthreading Technology enabled. The VMware vSphere client shows that "Hyperthreading" ...

Hardware Status Differs in vCenter Server and Veeam ONE

Challenge One of Veeam ONE's monitoring features is monitoring and alerting on host hardware status changes. These alerts are good to know in case hosts in your environment have hardware issues, the issue will be notified in the alert, and the severity of the issue by VMware's color scale Yellow ...