*** You are running in headless mode.
[60] Sandbox: writing /proc/self/uid_map: EPERM
[76] Sandbox: writing /proc/self/uid_map: EPERM
[Parent 2, IPC I/O Parent] WARNING: Failed to launch rdd subprocess @FSC::SFNS::Send2 (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
JavaScript error: resource://gre/modules/ExtensionParent.sys.mjs, line 2059: TypeError: can't access property "addMessageListener", messageManager is null
[Parent 2, IPC I/O Parent] WARNING: Failed to launch tab subprocess @FSC::SFNS::Failed (Error:0): file ipc/glue/GeckoChildProcessHost.cpp:822
[111] Sandbox: writing /proc/self/uid_map: EPERM
console.error: Region.sys.mjs: "Error fetching region" (new Error("TIMEOUT", "resource://gre/modules/Region.sys.mjs", 750))
console.error: Region.sys.mjs: "Failed to fetch region" (new Error("TIMEOUT", "resource://gre/modules/Region.sys.mjs", 394))
console.error: services.settings: 
  Remote Settings startup changesets bundle could not be extracted (TypeError: NetworkError: Network request failed)
console.error: Region.sys.mjs: "Error fetching region" (new Error("TIMEOUT", "resource://gre/modules/Region.sys.mjs", 750))
console.error: Region.sys.mjs: "Failed to fetch region" (new Error("TIMEOUT", "resource://gre/modules/Region.sys.mjs", 394))