The source of this error is that all views use an html container with a unique url to display menu, javascript editor, etc.


First of all check if /NEPTUNE and subnodes are activated in transaction SICF.


Solution 1: Update SAP GUI.

  • Update to SAP GUI 7.30 Patch 10


Solution 2: Update your host file.

  • In Windows Explorer go to \Windows\System32\drivers\etc and open file 'hosts'
  • This file contains the mappings of IP addresses to host names
  • Add entry of your SAP system:  <ip address>  <hostname>
  • Save 'hosts' file


Solution 3: Change Theme

  • In the SAP menu go to Neptune - Design - Settings and set Theme and Font Size


Solution 4: Enable old Neptune editor

  • In the SAP menu go to Neptune - Design - Settings and enable Old Editor
  • Click Save button