This is because Calibre tool has replace its own license with existing TCL path.
which tclsh
/tools/mentor/aoi_cal_2016.3_36.23/aoi_cal_2016.3_36.23/bin/tclsh
current tclsh path is set to above license
It should be /usr/bin/tclsh
/usr/bin/tclsh test.tcl
Solution : 2
add path to your cshrc file
gvim ~/.cshrc
add below path to this .cshrc
set path = ( /usr/bin/tclsh $path)
save and again source cshrc file
source ~/.cshrc
Item in : Shell Unix TCL CALIBRE
which tclsh
/tools/mentor/aoi_cal_2016.3_36.23/aoi_cal_2016.3_36.23/bin/tclsh
current tclsh path is set to above license
It should be /usr/bin/tclsh
Solution : 1
source any tcl script using /usr/bin/tclsh command
/usr/bin/tclsh test.tcl
Solution : 2
add path to your cshrc file
gvim ~/.cshrc
add below path to this .cshrc
set path = ( /usr/bin/tclsh $path)
save and again source cshrc file
source ~/.cshrc
Item in : Shell Unix TCL CALIBRE