Hoffman2 maintenance and Issues - Revision history

Hwang: /* Update date: 2023.04.06 */

2026-01-31T00:46:31Z

Update date: 2023.04.06

← Older revision		Revision as of 00:46, 31 January 2026
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	Trying to launch freeview results in a segmentation fault error on gpu nodes		Trying to launch freeview results in a segmentation fault error on gpu nodes

	~~Solutions~~:		Solution:

	run on the gpu node: export __GLX_VENDOR_LIBRARY_NAME=mesa		run on the gpu node: export __GLX_VENDOR_LIBRARY_NAME=mesa

2026-01-31T00:46:17Z

Update date: 2023.04.06

← Older revision		Revision as of 00:46, 31 January 2026
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	Trying to launch freeview results in a segmentation fault error on gpu nodes		Trying to launch freeview results in a segmentation fault error on gpu nodes

	~~Solution~~:		Solutions:

	run on the gpu node: export __GLX_VENDOR_LIBRARY_NAME=mesa		run on the gpu node: export __GLX_VENDOR_LIBRARY_NAME=mesa

2023-04-06T16:56:04Z

Issues and Solutions

← Older revision		Revision as of 16:56, 6 April 2023
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	== Issues and Solutions ==		== Issues and Solutions ==

			=== Update date: 2023.04.06 ===

			Trying to launch freeview results in a segmentation fault error on gpu nodes

			Solution:

			run on the gpu node: export __GLX_VENDOR_LIBRARY_NAME=mesa

			Now launch freeview

	=== Update date: 2023.01.13 ===		=== Update date: 2023.01.13 ===

2023-02-14T00:16:28Z

Issues and Solutions

← Older revision		Revision as of 00:16, 14 February 2023
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	== Issues and Solutions ==		== Issues and Solutions ==

			=== Update date: 2023.01.13 ===

			After launching freesurfer or RStudio one cannot launch the application and encounters:

			qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
			This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

			Solution:

			Comment out any matlab modules in the bashrc or module unload bashrc and launch the application again.

	=== Update date: 2022.07.05 ===		=== Update date: 2022.07.05 ===

2022-07-07T18:29:41Z

Issues and Solutions

← Older revision		Revision as of 18:29, 7 July 2022
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	rm -r ~/.nx		rm -r ~/.nx

	Reconnect and this doesn't solver your problem, repeat these steps and uninstall noMachine then install it again.		Reconnect and this doesn't solver your problem, repeat these steps and uninstall noMachine then install it again with the most recent version.

	=== Update date: 2021.12.02 ===		=== Update date: 2021.12.02 ===

2022-07-05T22:59:22Z

Update date: 2022.07.05

← Older revision		Revision as of 22:59, 5 July 2022
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	rm -r ~/.nx		rm -r ~/.nx

	Reconnect and this doesn't solver your problem, repeat these steps and uninstall then install ~~noMachine~~ again.		Reconnect and this doesn't solver your problem, repeat these steps and uninstall noMachine then install it again.

	=== Update date: 2021.12.02 ===		=== Update date: 2021.12.02 ===

2022-07-05T22:58:33Z

Update date: 2022.07.05

← Older revision		Revision as of 22:58, 5 July 2022
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	=== Update date: 2022.07.05 ===		=== Update date: 2022.07.05 ===

	After login noMachine, cannot start a new session because of error message "No available session on this server"		After login noMachine client, one cannot start a new session because of error message "No available session on this server"

	Solution:		Solution:
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	Reconnect and this doesn't solver your problem, repeat these steps and uninstall then install noMachine again.		Reconnect and this doesn't solver your problem, repeat these steps and uninstall then install noMachine again.


	=== Update date: 2021.12.02 ===		=== Update date: 2021.12.02 ===

2022-07-05T22:58:12Z

← Older revision		Revision as of 22:58, 5 July 2022
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	== Issues and Solutions ==		== Issues and Solutions ==

			=== Update date: 2022.07.05 ===

			After login noMachine, cannot start a new session because of error message "No available session on this server"

			Solution:

			On Hoffman
			rm -r ~/.nx

			On your local machine
			rm -r ~/.nx

			Reconnect and this doesn't solver your problem, repeat these steps and uninstall then install noMachine again.


	=== Update date: 2021.12.02 ===		=== Update date: 2021.12.02 ===

2021-12-03T18:44:24Z

Issues and Solutions

← Older revision		Revision as of 18:44, 3 December 2021
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	== Issues and Solutions ==		== Issues and Solutions ==

			=== Update date: 2021.12.02 ===

			Some functions in FSL/6.0.4 gets "Illegal instruction" error message and fail on AMD nodes

			Solution:

			Request a Intel node by adding "arch=intel*" in the option, for example

			qrsh -l arch=intel*,h_rt=4:00:00,h_data=8G


	=== Update date: 2021.11.10 ===		=== Update date: 2021.11.10 ===

2021-11-11T00:33:06Z

Update date: 2021.11.10

← Older revision		Revision as of 00:33, 11 November 2021
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	IDRE team's gitlab is not responding.		IDRE team's gitlab is not responding.

	For users who need to download the newer version of h2jupynb, please find it at		For users who need to download the newer version of h2jupynb, please find it in Hoffman at

	/u/project/CCN/apps/scripts/idre_scripts/h2jupynb ~~in Hoffman.~~		/u/project/CCN/apps/scripts/idre_scripts/h2jupynb

	=== Update date: 2021.11.05 ===		=== Update date: 2021.11.05 ===