Virtualbox 5.1.6 r110634 (Qt 5.5.1)
For Windows (7 Home Prem. SP1)

Virtualbox Bug Ticket Number: 15814

Virtualbox Unresponive After Selecting Add New Disk

Virtualbox Version Info

Figure 1 — Virtualbox Version and Release (5.1.6 r110634 (Qt 5.5.1)

Host Machine’s OS And HW Info

Figure 2 — Host System OS (Win7 Home Prem SP1) — HW Config (AMD Athlon II X4 645

Specific Action Path that Causes Failure

Figure 3 — Selecting Guest OS (centos 5.11 64-bit)

Actions That Cause Seize/Freeze

Clicking (button) Add Hard Disk (list item) causes the following (consistently repeatable),

Figure 4 — Virtualbox hangs with no opportunity to click the Create new disk (button)

Figure 5 — Clicking Debug (button) causes Virtualbox Manager to close.

Attempted Actions To Resolve

See if Issue Resolved in Most Recent Test Build

As of 2016-09-17, the most recent test build (Windows | 5.1.x revision 110711), does not resolve the issue.

Searched Existing Bugs

Found a more generalized description of like problem.

Added my information (attachments, this file) and comments to bug Ticket #15814(Virtualbox closes unexpectedly).

Summary of Bug

Navigating Virtualbox Manager controls in the following manner, causes Virtualbox Manager to seize and become unresponsive.

VBox Manager (left pane, click on applicable VM, see next item)

VM (centos 5.11 64-bit)

Storage

Controller: SATA

Add new Stroage Attachment (button)

Add Hard Disk (list item)

Under Virtualbox version 5.1.6 r110634 (Qt 5.5.1) for Windows, system siezes and becomes unresponsive. Clicking the Debug (button) causes VBox Manager to close unexpectedly.

Under Virtualbox version 5.1.7 r110711 (Qt 5.5.1) for Windows (most recent test build as of 2016-09-17), upon clicking Add Hard Disk (list item), VBox Manager close unexpectedly (doesn’t offer dialog with Debug (button), VBox Manager Window disappears).

2016-09-17 Page 7 of 7

Doc: Virtualbox_5.1.6_R.Doc