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GeoMedia Smart Client Workflow Manager provides tools for building and delivering highly-constrained, map-based workflows for the office or the field.
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Migration Steps for GMSC 2018 Update 4 or later

by Technical Evangelist on ‎04-26-2019 02:26 AM - edited on ‎10-24-2019 02:47 AM by Technical Evangelist (551 Views)

If you want to migrate a plugin to GeoMedia Smart Client 2018 Update 4 or later, please follow the migration steps of 2018 Update 3 first. For more information see Migration Steps for GMSC 2018 Update 3.


GeoMedia Smart Client 2018 Update 4 or later updates the used OpenJDK and OpenJFX version to 12 or later. The detailed version info of the used OpenJDK is:


openjdk version "12" 2019-03-19
OpenJDK Runtime Environment (build 12+33)
OpenJDK 64-Bit Server VM (build 12+33, mixed mode, sharing)


Therefore please ensure that your plugin doesn't use any Java API which is was marked as deprecated for removal of Java 11.


You will find a list of all items at the following page:


We also recommand that you check the deprecated for removal of Java 12, which can be found at:


Once you have completed this step, please create a new signed jar of your plugin by using the latest OpenJDK 12 build from


The signed jar and all the signed dependencies of your plugin must be copied to the plugins directory of your GeoMedia Smart Client installation: 

  • [GMSC_INSTALL]/Program/plugins

All the *.jar files of this directory will be added to the classpath of GeoMedia Smart Client if the client accepted your certificate at the App Launchers confirmation dialog.