When displaying the portlet using ViewCreator's list aggregation or summary aggregation, the message "Error occurred. This portlet can not be used." may be displayed in the portlet.
[Occurrence condition]
This occurs when all of the following conditions are met:
1. Any of the following patches have been applied
* 2024 Autumn: viewcreator-8.0.35-PATCH_007
* 2025 Spring: viewcreator-8.0.36-PATCH_003
* 2025 Autumn: viewcreator-8.0.37-PATCH_002
2. It is a list or summary aggregation
3. There is at least one column with a "Program" set
4. There is at least one column of either "Date", "TIMESTAMP", or "Date (Conversion Type)".
5. There is more than one data item to display
[Official countermeasure]
Please apply the official patch below, which was released on February 27, 2026.
* If you are using 2024 Autumn
Please apply viewcreator-8.0.35-PATCH_008.
* If you are using 2025 Spring
Please apply viewcreator_portal-8.0.19-PATCH_001 and viewcreator-8.0.36-PATCH_004.
* If you are using 2025 Autumn
Please apply viewcreator_portal-8.0.19-PATCH_001 and viewcreator-8.0.37-PATCH_003.
[Notes]
If you have already implemented the temporary workaround before applying the official patch released on February 27, 2026, please delete the file (list.js or list4portal.js) that was temporarily placed on IM-Juggling, then apply the official patch and redeploy.
[Related requirements]
Portlet containing date and link displays sometimes failed to display.
https://issue.intra-mart.jp/issues/39998
--Target-------------------------------------------------------------------------
iAP/Accel Platform/2024 Autumn
iAP/Accel Platform/2025 Spring
iAP/Accel Platform/2025 Autumn
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FAQID:1441
After applying the patch, the list aggregation portlet in ViewCreator may not be displayed.