Warning : The Lab instance on CINECA will be unavailable today from 16:00 CEST (my timezone) for up to 15 minutes for maintenance. The JSC instance will remain operational during this period.


Changes for page Troubleshooting

Last modified by kindler on 2025/05/14 16:54
From version 40.1
edited by kindler
on 2022/08/19 15:15
Change comment: There is no comment for this version
To version 38.1
edited by kindler
on 2022/01/27 09:53
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -4,17 +4,6 @@
4 4  (% class="wikigeneratedid" %)
5 5  For more information on the Collaboratory, please seee the [[documentation of the EBRAINS Collaboratory environment>>https://wiki.ebrains.eu/bin/view/Collabs/the-collaboratory/]].
6 6  
7 -(% class="wikigeneratedid" %)
8 -== Temporary problems ==
9 -
10 -=== August 2022: "504 Gateway Time-out" ===
11 -
12 -The call to //client.list_resource_requests(repoInfo.nameInTheUrl)// in the batch-exmaple notebooks currently (19 August 2022) result in a "504 Gateway Time-out" error due to a problem in the back-end. As a workaround, please just skip the part by inserting a line with the content
13 -//break//
14 -before the
15 -//a=client.list_resource_requests(repoInfo.nameInTheUrl)//
16 -line in the example notebook.
17 -
18 18  == Jupyter notebook environment ("Lab") related ==
19 19  
20 20  === Error message "Error in Authenticator.pre_spawn_start: ... 401: Unauthorized" ===
... ... @@ -44,11 +44,20 @@
44 44  [[image:1623846323177-898.png||height="287" width="350"]]
45 45  
46 46  
47 -=== Import error for hbp_service_client ===
36 +=== Test jobs make problems at Jülich ===
48 48  
49 -The hbp_service_client was needed for the now not-existing-any-longer Collaboratory version 1. The import line can be deleted from scripts.
38 +Since August 2021 accessing the "Lab" link in the left hand navigation menu brings up a site selection menu:
50 50  
40 +[[image:Screenshot 2021-08-30 at 19.00.59.png||height="252" width="300"]]
51 51  
42 +Via choosing a different lab execution site it is be possible to choose a specific site, if there are specific needs for the created Jupyter virtual machine for a given task (e.g. a large memory requirement). Currently all the examples do not need any site specific features, so you can select in principle any site. The "safe choice" is to use CSCS as the primary execution site.
43 +
44 +
45 +=== ===
46 +
47 +
48 +
49 +
52 52  == BrainScaleS-2 specific ==
53 53  
54 54  The [[BrainScaleS external user chat>>https://chat.bioai.eu/external-users/channels/town-square]] has service announcements (e.g. when a system is down due to maintenance) and is also a good place to ask general questions.
... ... @@ -103,4 +103,4 @@
103 103  
104 104  There are also some additional Python3 related changes in the brainscales_system_chain_test.py example. Please find a [[working example script>>https://lab.ch.ebrains.eu/user-redirect/lab/tree/shared/NMC%20Collab%20copy%20template/BrainScaleS/BrainScaleS_01_Chain.ipynb]] in our [[copy-template Drive>>https://wiki.ebrains.eu/bin/view/Collabs/nmc-collab-copy-template/Drive]] (for copying into users collabs).
105 105  
106 -==== ====
104 +==== ====