SAP Knowledge Base Article - Preview

2418927 - 'Custom CSS is not supported for selected technology' error in UI Theme Designer


  1. Access the UI Theme Designer
  2. Open a SAP Standard or Custom Theme
  3. Attempt to select CSS
  4. An error appears saying it is not supported:
    CSS Ajax 2.PNG



  • SAP NetWeaver Application Server for Java 7.3x and higher releases
  • Enterprise Portal (EP)


SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3


UI5, UI Theme Designer, CSS, UR, Unified Rendering, Blue Crystal, sap_bluecrystal , KBA , EP-PIN-TOL-UTD , UI Theme Designer in Portal & new theme structure issues , EP-PIN-TOL , Themes / Portal UI Theme Designer / Theme Editor , CA-UI2-THD , Theme Designer , Problem

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