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Bug

Datetime values not showing correct values in Map Viewer attribute table, for services set to UTC+8 and consumed on clients in that time zone.

Portal for ArcGIS
Bug ID Number BUG-000179800
SubmittedSeptember 30, 2025
Last ModifiedDecember 17, 2025
Applies toPortal for ArcGIS
Version found11.3
Operating SystemWindows OS
Operating System Version11.0 64 bit
StatusNon-Reproducible

Additional Information

Upgrade the enterprise server machine to 11.5 or later. Starting 11.5, by ref map and feature services use industry standard IANA time zone library while converting date/time value to UTC epoch as is required by the REST specifications. Using of standard time zone library resolves time zone conversion of historic data. While publishing from ArcGIS Pro, use version 3.5 or above and pick "(GMT+08:00) Singapore Time (Singapore Standard Time)" from IANA time zone list on the Sharing pane or on the layer's Properties page.

Steps to Reproduce

Bug ID: BUG-000179800

Software:

  • Portal for ArcGIS

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