Unable to import Cosmo Skymed

Dear forum
I’m trying to import a CosmoSkyMed stripmap HIMAGE dual pol (VV/HH) in PolSARPro v6.x Biomass, but I receive this error message

can’t read “TMPCSKFileInput”: no such variable
can’t read “TMPCSKFileInput”: no such variable
while executing
"set CSKDumpCmd “$CSKDumpExe -A \x22$TMPCSKFileInput\x22 > \x22$TMPCSKTmp\x22"”
(procedure “CSKBatchProcess” line 37)
invoked from within
“CSKBatchProcess “A” $CSKFileInput”
invoked from within
“.top430.fra88.cpd89 invoke”
(“uplevel” body line 1)
invoked from within
“uplevel #0 [list $w invoke]”
(procedure “tk::ButtonUp” line 22)
invoked from within
“tk::ButtonUp .top430.fra88.cpd89”
(command bound to event)
Any help?

thanx