Solution : https://service.sap.com/sap/support/notes/1464806 (SAP Service marketplace login required)
Key words :
export buttonthe table export popup shows, system displays 'unknown file type', ec reporting analytical query, symptom sap environmental compliance 3, 0the data export, correct file type, download popup window, current excel file, saved pivot query, user work station
Related Notes :
| 1434886 | SAP Environmental Compliance 3.0 SP3 PL1 |