After installing version CWS 6.2 both on the server and an external computer Shading Correction hangs. B5000 on a IPR C10000VP (fully updated). Works fine on other computers with CWS 6.1. Any suggestions to a solution?

It hangs here:
Name:  calibrator hang 6.jpg
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Fiery Command WorkStation Package : 6.2.0.133
Fiery Command WorkStation : 6.2.0.30
Calibrator 2 : 2.2.1.1
Calibrator 3 : 3.0.0.41
Color Editor : 7.0.0.33
Color Tools : 7.0.1.165
Control Bar Builder : 1.2.00.20
Image Enhance Visual Editor : 2.2.0.0
ImageViewer : 4.0.0.37
Impose/Compose/JobMaster : 4.11.0.11
Job Editor : 7.0.0.245
Job Properties : 3.2.0.19
Preflight : 1.7.0.4
Raster Preview : 4.11.0.11
Server Manager : 7.0.0.245
Versioning : 1.2.0.18