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SAP Knowledge Base Article - PreviewSymptom
You receive a JNET exception popup with error message "Col ids needed but not known" when trying to display the graphic view (Gantt) for a Project Management project.
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Environment
SAP Portfolio and Project Management (PPM)
Product
SAP Portfolio and Project Management all versions ; SAP cProject Suite 4.5
Keywords
Gantt, JNetTypeException, Graphic View, Java, Service , KBA , PPM-PRO , Project Management , Problem
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