Prevent possible uninitialized value if included template doesn't exist.
Prevent possible uninitialized value if included template doesn't exist.

xhoy/otrs,xhoy/otrs,xhoy/otrs,mburggraf/otrs,mburggraf/otrs,mburggraf/otrs,mburggraf/otrs,mburggraf/otrs,xhoy/otrs,xhoy/otrs