Not able to add calendars with the uxadd cal command

Issue/Introduction:

Error Message :
Output in command line:

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C:\ORSYP\DUAS\TST600_hklpmsup01>%UNI_DIR_EXEC%\UXADD CAL EXP MU=HKLPMSUP01 SINCE=2015 BEFORE=2015 NOFRHOLI
Command : uxadd cal exp mu=HKLPMSUP01 since=2015 before=2015 nofrholi firstdayweek=mon label=" " week=(wwwwwcc) nopartage nomodel

Object already exists error
command in error!!
######################

Patch level detected:Dollar Universe 6.2.00
Product Version: Dollar.Universe 6.2.0

Description :The uxadd CAL command can be used to create a calendar but according to the documentation it can also be used to add years to an existing calendar.

Creating the calendar works
Adding years to the calendar doesn't work

Commands executed:

C:\ORSYP\DUAS\TST600_hklpmsup01>%UNI_DIR_EXEC%\UXADD CAL EXP MU=HKLPMSUP01 SINCE=2014 BEFORE=2014 NOFRHOLI
Command : uxadd cal exp mu=HKLPMSUP01 since=2014 before=2014 nofrholi firstdayweek=mon label=" " week=(wwwwwcc) nopartage nomodel

Cause:

Cause type:
Defect
Root Cause: N/A

Environment:

OS: All

Resolution:

Update to the fix version listed below or a newer version if available.

Fix Status: Released

Fix Version(s):
Component: Application.Server
Version: Dollar.Universe 6.3.01

Additional Information:

Workaround :
N/A