2421815 - Unable to update HANA Studio -> Equinox

• When trying to update HANA Studio installation manually (Not via Update Site) to the latest revision, the update fails.
• Update HANA Studio on Win x64 from 2.1.20 to 2.3.14 
• Similar error situations can occur when any version of Studio e.g. from 2.3.15 to 2.3.50

  Cannot install
  Eclipse Equinox Director failed
  Error calling equinox director
  Starting external program C:\Program Files\sap\hdbstudio\director\eclipse.exe
  Command line is: "C:\Program Files\sap\hdbstudio\director\eclipse.exe" -application org.eclipse.equinox.p2.director -uninstallIU "com.sap.ndb.studio.product.base, com.sap.ndb.studio.admin.feature.feature.group, com.sap.ndb.studio.appdev.feature.feature.group, com.sap.ndb.studio.dbdev.feature.feature.group" -installIU "com.sap.ndb.studio.product.base, com.sap.ndb.studio.admin.feature.feature.group, com.sap.ndb.studio.appdev.feature.feature.group, com.sap.ndb.studio.dbdev.feature.feature.group" -repository file:C:\Users\administrator\Downloads\SAP_HANA_STUDIO\studio\repository -profile hdbstudio -destination "file:C:\Program Files\sap\hdbstudio" -profileProperties org.eclipse.update.install.features=true -p2.os win32 -p2.ws win32 -p2.arch x86_64 -roaming -vmargs "-Declipse.p2.data.area=C:\Program Files\sap\hdbstudio\p2"
  Output line 1: Installing com.sap.ndb.studio.product.base 2.3.14.
  Output line 2: Installing com.sap.ndb.studio.admin.feature.feature.group 2.3.14.
  Output line 3: Installing com.sap.ndb.studio.appdev.feature.feature.group 2.3.14.
  Output line 4: Installing com.sap.ndb.studio.dbdev.feature.feature.group 2.3.14.
  Output line 5: Uninstalling com.sap.ndb.studio.product.base 2.1.20.
  Output line 6: Uninstalling com.sap.ndb.studio.admin.feature.feature.group 2.1.20.
  Output line 7: Uninstalling com.sap.ndb.studio.appdev.feature.feature.group 2.1.20.
  Output line 8: Uninstalling com.sap.ndb.studio.dbdev.feature.feature.group 2.1.20.
  Output line 9: Installation failed.
  Output line 10: Cannot complete the install because of a conflicting dependency.
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  .
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  Program terminated with exit code 13

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."

• SAP HANA, platform edition 1.0
• SAP HANA, platform edition 2.0

Update, HANA Studio, Client, Equinox, Eclipse , KBA , HAN-STD-ADM-DBA , SAP HANA Studio (Eclipse) Admin Tooling , Problem