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Patches and updates

ArcGIS 12.0 Maritime Server extension Patch 1 (Windows)

Published: January 23, 2026

Summary

This is a general maintenance patch for ArcGIS Maritime Server extension (Windows). Please download and install this patch at your earliest convenience.

Enhancements and Issues addressed with this patch:

  • BUG-000179107: Experiencing label rotation issues at high resolutions when using MapImageLayer
  • BUG-000181639: SENC files disappear from SENCS folder on Windows Server 2025
  • GIT7479: Updated S-62 Agency codes through December 5, 2025

Installing this patch on Windows

Step 1: Login with a Windows Administrator account.

Step 2: Select and download the patch file: MaritimeServerExtension120Patch1.msp

                CheckSum (SHA256): 5d29d662106728ed8087dedba3842a7b507b1c1b7bdebfdbf39ad4261f21aca0

Step 3: Double-click the .msp file to start the installation process.

Step 4: When Setup starts, follow the instructions on your screen.

Step 5: Once the setup is complete, update your Maritime Chart Service and Custom Chart Builder deployments.

 

Note: This patch updates the MaritimeServer.soe and S57DataDictionary.xml configuration file, which will need to be redeployed.

 

Update Maritime Chart Service (MCS)

Update your configuration files:.

This patch updates the S57DataDictionary.xml configuration file.

Step 1: Sign in as a Server Manager by launching https://gisserver.domain.com:6443/arcgis/manager.

Step 2: Click Services.

Step 3: Stop the map service with Maritime Chart Service capabilities configured.

Step 4: Move the S57DataDictionary.xml file from <ArcGIS Server installation drive>\arcgisserver\directories\maritimeserver\maritimechartservice\controlfiles to a backup location.  This location can vary depending on your implementation.

Step 5: Copy the new S57DataDictionary.xml file from <ArcGIS Install Directory>\MaritimeServer\Server<version>\maritimechartservice\controlfiles to <ArcGIS Server installation drive>\arcgisserver\directories\maritimeserver\maritimechartservice\controlfiles.   This location can vary depending on your implementation.

Notes: Consolidate any modifications from the backup S57DataDictionary.xml with the new version.

Step 6: Repeat the steps above for each map service with the Maritime Chart Service enabled.

Notes:

- You will restart your Map Service(s), once you update the MaritimeServer.soe.

- This patch does not require you to rebuild your senc files.

Update the MaritimeServer.soe

Now that you have updated your configuration files for each map service with MCS enabled, you will need to upgrade your ArcGIS Server Site’s MaritimeServer.soe.

    Step 1: Login as a Server Manager by launching https://localhost:6443/arcgis/manager.

    Step 2: Click Site.

    Step 3: Click Extensions.

    Step 4: Click Edit Extension under Action.

    Step 5: Click Choose File and browse to the MaritimeService.soe file located in <ArcGIS Install Directory>\MaritimeServer\Server<version>\Bin

    Step 6: Click Save.

    Step 7: Click Extension Information under Action. Verify that Description includes Patch 1.

    Step 8: Click Services.

    Step 9: Restart your Map Service(s).

New and updated files according to their install folder

       The parent install location will be <ArcGIS Install Directory>\MaritimeServer\Server<version>\

Bin

· MaritimeServer.soe

maritimechartservice\controlfiles

· S57DataDictionary.xml

How to identify which ArcGIS products are installed


To determine which ArcGIS products are installed, choose the appropriate version of the PatchFinder utility for your environment and run it from your local machine. PatchFinder will list all products, hot fixes, and patches installed on your local machine.

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